Filed: February 14, 1969 MACHINERY USED IN CONJUNCTION WITH WELDING-NAMELY, SHEET STACKERS, SHEET DESTACKERS, CONVEYORS, WORKPIECE OR PARTS LOCATING… Owned by:RWC, INC. Serial Number:72319196
Filed: February 2, 1978 ASSEMBLY SYSTEMS-NAMELY, MACHINES FOR AUTOMATICALLY POSITIONING AND ASSEMBLING COMPONENT PARTS AND MONITORING PROGRESSIVE… Owned by:RWC, INC. Serial Number:73157342