| Patents for Wilson Mechanical Instrument Co., Inc. |
Patents 1 -
11
of 11
      |
| Number | Date | Patentee | Title | Type |
| 1,411,396 | Apr. 04, 1922 | C.J. Brown, C.H. Wilson | Electrical-resistance thermometer | industrial furnaces |
| 1,516,207 | Nov. 18, 1924 | S.P. Rockwell | Hardness-testing machine | metal hardness testers |
| 1,516,208 | Nov. 18, 1924 | S.P. Rockwell | Hardness-testing machine | metal hardness testers |
| 1,690,517 | Nov. 06, 1928 | C.J. Brown, C.H. Wilson | Electrical controller and recorder | industrial furnaces |
| 1,762,497 | Jun. 10, 1930 | C.H. Wilson | Automatic hardness tester | metal hardness testers |
| 1,762,498 | Jun. 10, 1930 | C.H. Wilson | Hardness-testing method and apparatus | metal hardness testers |
| 1,885,972 | Nov. 01, 1932 | C.H. Wilson | Hardness testing gauge | metal hardness testers |
| CA-336,012 | Sep. 26, 1933 | C.H. Wilson | Hardness tester | metal hardness testers |
| CA-395,516 | Mar. 25, 1941 | C.H. Wilson | Hardness testing device | metal hardness testers |
| 2,361,441 | Oct. 31, 1944 | C.H. Wilson | Hardness testing indenter | metal hardness testers |
| 2,362,941 | Nov. 14, 1944 | D.F. Sklar | Penetrator chuck retainer | metal hardness testers |
