Metso Minerals Inc.
Metso Minerals Industries Inc.
Meyer Alphonse
Michaud Gerald
Michelsen Ralph
Microcyclomat Co.
Micropulva Ltd Oy
Micropulva Ltd. Oy
Middleditch Dave
Mikkelsen Bent E.
Mikropul Corporation
Miles David Roger
Milewski Gunter
Mill Creek Enterprises Inc.
Miller Blaine M.
Miller Francis G.
Miller Gustaf E.
Miller Irvin T.
Miller Manufacturing Company
Mills Patent Management Di Antonino Palmiro Paolini & C.s.n.c.