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machinery installation, maintenance and repair |
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magnetization |
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maintenance of computer software |
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maintenance of passenger elevators via remote monitoring systems |
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maintenance of passenger lifts via remote monitoring systems |
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manicuring |
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marine insurance underwriting |
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marine transport |
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market intelligence services |
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market studies |
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marketing |
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|
marketing in the framework of software publishing |
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marketing research |
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marketing through product placement for others in virtual environments |
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marriage agency services |
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martial arts instruction |
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masonry |
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massage |
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material testing |
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mechanical research |
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media relations services |
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mediation |
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medical advice for persons with disabilities |
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medical alarm monitoring |
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medical analysis services for diagnostic and treatment purposes provided by medical laboratories |
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medical assistance |
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medical clinic services |
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medical equipment rental |
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medical examination |
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medical examination for quarantine clearance purposes |
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medical research |
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medical screening |
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medical treatment using cultured cells |
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mental health services |
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message delivery |
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message sending |
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metal casting |
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metal plating |
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metal tempering |
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metal treating |
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meteorological information |
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microfilming |
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millworking |
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mining extraction |
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mining of cryptocurrency |
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missing person investigations |
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mobile banking services |
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mobile library services |
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mobile telephone battery charging services |
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mobile telephone communication services |
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modelling for advertising or sales promotion |
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modelling for artists |
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monitoring intellectual property rights for legal advisory purposes |
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monitoring of burglar and security alarms |
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monitoring of computer system operation by remote access |
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monitoring of computer systems for detecting unauthorized access or data breach |
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monitoring of computer systems to detect breakdowns |
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mortgage banking |
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mortuary cosmetologists' services |
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motel services |
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motor coach rental |
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motor vehicle maintenance and repair |
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movie studio services |
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movie theatre presentations |
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multimedia library services |
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music composition services |
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music education |
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music therapy |
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mutual funds |
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