W. E. Hall Co.
W. Hegenscheidt Gesellschaft mbH
Wagle Mahesh M.
Wagner David Prugh
Wakabayashi Yoichi
Wakayama Akira
Walther Manfred
Wang Chung-Pei
Wang Xiandong
Watanabe Tekko Kabushiki Kaisha
Waterfall Frederick David
Waterfall Frederick David
Waterworth Miles
Wauseon Machine and Manufacturing, Inc.
WDB Ringwalztechnik GmbH
Webendoerfer Rudolf
Weitl Gary E.
Wengenroth Karl-Helmut
Wengenroth Volker
Westerkamp Ewald