| A | B | C | D | |
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AAF ABB, Inc. Abex Aerzen Airguard Airmaze Air Refiner Airsan Airtek Allen Allis Chalmers Allison Alsop Ambac American Air Ametek AMF Cuno Anrod Aquapure Arburg Argo Army Navy Atlas Copco |
Baldwin Balston Bauer Banner Beach Beach Russ Becker Bendix Big A Bowser Briggs Brunswick Busch |
Cambridge Can Flo Carborundum Carey Case Caterpillar Centac CFM Champion Chicago Filter Chicago Pneum Cimco Cincinnati Clark Commercial Compair Consler Consolidated Continental Cooper Coravac Crosland Cross Cuno Curtis |
Daboco Dahl Danly Davey De Laval Deere Deltech Detroit Deutz Dollinger Domnick Hunter Donaldson Dresser Dunham-Busch Duralife |
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