| Patents for James Moore K. Letson |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| CA-45,564 | Mar. 16, 1894 | J.M. Letson, F.W. Burpee | Can washing machine | canning apparatus |
| CA-60,646 | Jul. 19, 1898 | J.M. Letson, F.W. Burpee | Can capping machine | canning apparatus |
| CA-63,240 | Jun. 10, 1899 | F.W. Burpee, J.M. Letson | Fish cutting machine | canning apparatus |
| 629,574 | Jul. 25, 1899 | J.M. Letson, F.W. Burpee | Can-capping machine | can making machines |
| 645,862 | Mar. 20, 1900 | J.M. Letson, F.W. Burpee | Fish-cutting machine | canning apparatus |
| CA-69,208 | Oct. 31, 1900 | J.M. Letson, F.W. Burpee | Shield for fish or meat can | canning apparatus |
| CA-74,214 | Dec. 24, 1901 | J.M. Letson, F.W. Burpee | Soldering machine | can making machines |
| CA-75,325 | Apr. 01, 1902 | J.M. Letson, F.W. Burpee | Closed retort for treating canned material | canning apparatus |
| 697,345 | Apr. 08, 1902 | J.M. Letson, F.W. Burpee | Soldering-machine | can making machines |
| CA-77,231 | Sep. 02, 1902 | J.M. Letson, F.W. Burpee | Closure for retorts | canning apparatus |
| 710,476 | Oct. 07, 1902 | J.M. Letson, F.W. Burpee | Closure for retorts | canning apparatus |
