| Patents for Charles Muntrick |
Patents 1 -
6
of 6
      |
| Number | Date | Patentee | Title | Type |
| 833,944 | Oct. 23, 1906 | J.L. Sommer | Bottle Opener | can and jar openers |
| D43,278 | Nov. 26, 1912 | T. Harding | Combined Bottle Opener and Pick | can and jar openers |
| D45,678 | Apr. 28, 1914 | J.L. Sommer | Design For A Bottle Opener | combination cork extractors |
| D46,298 | Aug. 18, 1914 | J.L. Sommer | Bottle Opener | can and jar openers |
| D46,702 | Nov. 24, 1914 | T. Harding, J.L. Sommer | Combined Bottle Opener and Cake Turner | household |
| D46,703 | Nov. 24, 1914 | J.L. Sommer | Eyeglass Screw Driver | screwdriver handles |
