Magnus Wilhelm AB
Maier David G.
Mann Rudolf
Mareiniss David J.
Marquette Darrel F.
Marx Steven S.
Maschinefabrik Koppern GmbH & Co KG
Masuoka Itaru
Maus Helmut
McCormick Michael J.
McGraw Peter S.
McHale Martin William
McHale Padraic Christopher
Meetze, Jr. Murray O.
Meinders Calvin D
Menzak, Jr. Joseph
Miller L. W.
Milles Hubert
Mitsubishi Kasei Engineering Co.
Modern Precision Engineers & Associates Limited