| Patents for Gould & Eberhardt |
Patents 31 -
45
of 58
      |
| Number | Date | Patentee | Title | Type |
| 2,090,508 | Aug. 17, 1937 | G. Davenport, W.F. Zimmermann | Electric Tool Lifter for Shapers | metal shapers |
| 2,113,124 | Apr. 05, 1938 | W.F. Zimmermann | Deflection Compensator | |
| 2,117,930 | May 17, 1938 | W.F. Zimmermann | Outboard Swivel Support | gear hobbing machines |
| 2,155,680 | Apr. 25, 1939 | M. Pfauter | Rotary Table for Machine Tools | rotary indexers |
| 2,161,268 | Jun. 06, 1939 | W.F. Zimmermann | Conoidal Bit Cutting Machine | gear hobbing machines |
| 2,161,269 | Jun. 06, 1939 | W.F. Zimmermann | Machine for Slotting Cutter Bodies | milling machines |
| 2,183,362 | Dec. 12, 1939 | G. Davenport, W.F. Zimmermann | Roller Bearing Mounted Work Table | gear making machines |
| 2,183,363 | Dec. 12, 1939 | W.F. Zimmermann | Work Table | gear hobbing machines |
| 2,195,911 | Apr. 02, 1940 | W.F. Zimmermann | Selective Worm Gear Table Drive | gear hobbing machines |
| 2,195,912 | Apr. 02, 1940 | W.F. Zimmermann | Worm Gearing | gear hobbing machines |
| 2,211,309 | Aug. 13, 1940 | W.F. Zimmermann | Power Operated Swivel Carriage for Hobbing Machines | gear hobbing machines |
| 2,227,404 | Dec. 31, 1940 | W.F. Zimmermann | Guard for Horizontal Shafts | gear hobbing machines |
| 2,237,465 | Apr. 08, 1941 | W.F. Zimmermann | Change Gear Retaining Lock | metalworking speed changing mechanisms |
| 2,237,466 | Apr. 08, 1941 | W.F. Zimmermann | Support for Ajustable Change Gear Studs | metalworking speed changing mechanisms |
| 2,254,163 | Aug. 26, 1941 | W.F. Zimmermann | Shaper Crossrail Lubricating System | metal shapers |
