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| Patents for Clark Bros. | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 261,832 | Aug. 01, 1882 | W.P. Clark | Pipe Vise | |
 | 289,853 | Dec. 11, 1883 | G.M. Pelton | Saw-mill dog | |
 | 351,165 | Oct. 19, 1886 | C.E. Clark | Feed mechanism for saw-mill carriages | |
 | 374,752 | Dec. 13, 1887 | G.M. Pelton | Valve-gear | |