| Patents for Rickert-Shafer Co. |
Patents 1 -
14
of 14
      |
| Number | Date | Patentee | Title | Type |
| 1,153,310 | Sep. 14, 1915 | J.E. Johnson | Drive for machine-tools | tapping machines |
| 1,153,311 | Sep. 14, 1915 | J.E. Johnson | Tapping-machine | tapping machines |
| 1,172,558 | Feb. 22, 1916 | A.A. Rickert | Ice Cutter | ice shaves |
| 1,244,084 | Oct. 23, 1917 | A.A. Shafer | Tapping Machine | tapping machines |
| 1,345,709 | Jul. 06, 1920 | A.A. Shafer | Threading Die Mechanism | tap and die holders |
| 1,345,710 | Jul. 06, 1920 | A.A. Shafer | Collapsible Tap | taps and dies |
| 1,345,744 | Jul. 06, 1920 | R.A. Boehm | Collapsible Tap | taps and dies |
| 1,415,013 | May 09, 1922 | R.A. Boehm | Collapsible Tap | taps and dies |
| 1,470,683 | Oct. 16, 1923 | R.A. Boehm | Screw Cutting Machine | screw machines |
| 1,560,462 | Nov. 03, 1925 | R.A. Boehm | Self Opening and Closing Threading Die Holder | tap and die holders |
| 1,560,487 | Nov. 03, 1925 | A.A. Shafer | Automatic Screw Threading Machine | metal threading machines |
| 1,936,274 | Nov. 21, 1933 | G.E. Shafer | Die | taps and dies |
| 1,978,059 | Oct. 23, 1934 | A.A. Rickert | Cutting Off Machine | cutting-off and centering machines |
| 1,978,060 | Oct. 23, 1934 | A.A. Rickert | Work Feeding Device | workpiece changers and storage mechanisms |
