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| Patents for Charles Burroughs | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 195,173 | Sep. 11, 1877 | C. Burroughs, A.A. Sanborn | Monkey-Wrenches | |
 | RE8,005 | Dec. 18, 1877 | C. Burroughs, A.A. Sanborn | Monkey-Wrench | |