Lock Edward K.
Maco-Meuden
Malyszko Thomas E
Matsuda Makoto
Matsumura Toyokazu
Meyer Hans F.
Miller Douglas P.
miniBooster Hydraulics A/S
Mlasgar Thomas J.
Moatti Georges
Montabert
Nakata Akihiro
Nelsen Stanley D.
Nelson Rianey E.
Nien Yu-Hun
Nomura Chifuru
Noord Jan
Novatek Drills (Proprietary) Limited
Officine Giordano S.R.L.
Ogles Ethridge F.