McMenamy James P.
McMichael William
McMillan William C.
MD Engineering
Meares Hurshel
Med-Surg Designs Inc.
Medi-Pulse (Proprietary) Limited
Medical Implements, Inc.
Medical Monitors, Inc.
Medical Product Designs, Inc.
Medical Products Institute Incorporated
Mediman Ky
Mediman Oy
Medimech Limited
Medlin William F.
Mega Corporation
Meier Robert H.
Melcior Merle C.
Meldahl Edward N.
Mellars John W.