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| Patents for Chas. W. Boyle | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 542,012 | Jul. 02, 1895 | C.L. Dunham | Pipe Wrench | |
 | 559,383 | May 05, 1896 | J.P. Honaker | Device For Ringing Hogs | |
 | 563,848 | Jul. 14, 1896 | C.L. Dunham | Sucker Rod Wrench | |