| Patents for Rickert-Shafer Co. |
Patents 1 -
10
of 15
      |
| Picture | Number | Date | Patentee | Title |
 | 1,119,676 | Dec. 01, 1914 | R.A. Boehm | Threading-die holder |
 | 1,153,310 | Sep. 14, 1915 | J.E. Johnson | Drive for machine-tools |
 | 1,153,311 | Sep. 14, 1915 | J.E. Johnson | Tapping-machine |
| | 1,172,558 | Feb. 22, 1916 | A.A. Rickert | Ice Cutter |
| | 1,244,084 | Oct. 23, 1917 | A.A. Shafer | Tapping Machine |
| | 1,345,709 | Jul. 06, 1920 | A.A. Shafer | Threading Die Mechanism |
| | 1,345,710 | Jul. 06, 1920 | A.A. Shafer | Collapsible Tap |
| | 1,345,744 | Jul. 06, 1920 | R.A. Boehm | Collapsible Tap |
| | 1,415,013 | May 09, 1922 | R.A. Boehm | Collapsible Tap |
| | 1,470,683 | Oct. 16, 1923 | R.A. Boehm | Screw Cutting Machine |
