Metrohm AG
Metzger Andre
Meuzelaar Henk L. C.
Meyrat Pierre-Andre
Mez Hans-Christian
Mibayashi Kazuhiko
Microbial-Vac Systems, Inc.
Microbics Corp.
Micromedic Systems Inc.
Micromeritics Instrument Co.
Micromeritics Instrument Corp.
Midgett M. Rodney
Midwest Instruments Co., Inc.
Mikkonen Jouko
Millar James
Millasseau Philippe
Miller Mark C.
Miller Marvin P.
Miller Royce
Mills Graham