Melo Marcel Vasconcelos
Melos David M.
Melosh Nick
Melvin Mark
Membraflow GmbH & Co. KG Filtersysteme
Membrane Products Kiryat Weitzman Ltd.
Membrane Recovery Ltd
Membrane Technology & Research
Membrex Incorporated
Membrex, Inc.
Memtek Corporation
Memtel Limited
Menacho Llana Jorge M.
Mende Mandy
Mendershausen Philip B.
Mendes Leonardo Brantes Bacellar
Mendes de Costa Philip C.
Meneghetti Leno M.
Meng Xiaoguang
Menicagli Roberto