BW

Bernard J. Wallis

📍 Dearborn, MI: #1 of 20 inventorsTop 5%
🗺 Michigan: #8 of 1,972 inventorsTop 1%
Overall (1982): #489 of 81,411Top 1%
7
Patents 1982

Issued Patents 1982

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
4343228 Hydraulic cylinder arrangement 1982-08-10
4342448 Gas-operated cylinder 1982-08-03
4339976 Punch retainer 1982-07-20
4332179 Combined punch retainer and fluid-actuated stripper 1982-06-01
4326402 Stock lifter for progressive dies 1982-04-27
4316399 Combined punch retainer and fluid actuated stripper 1982-02-23
4311429 Workpiece transfer mechanism 1982-01-19