Mabery Thomas L.
Macbee Engineering Corp.
MacDonald Lorne
MacDonald-Miller Incorporated
MacEwen Stuart
MacGregor Robert
Machine Solutions, Inc.
Machinefabriek Wila B.V.
Machovina David L.
Mack Alfred N.
Mack Clayton W.
MacKay Frederic M.
Mackenzie Robert A.
Mackey James C.
Mackie Gordon E.
MacKissinger, Jr. William
MacLeod Colin J.
MacPhee John M.
Maczynski Andrzej
Madach Emery J.