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| Patents for Rudolph A. Boehm | |||||
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| Number | Date | Patentee | Title | Type | |
| 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 | |