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| Patents for Benj. G. Cowl | |||||
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| Picture | Number | Date | Patentee | Title | |
 | 360,731 | Apr. 05, 1887 | F.C. Sawhill | Wrench | |
 | 364,090 | May 31, 1887 | W.E. Clayton | Pipe Wrench and Cutter | |
 | 372,560 | Nov. 01, 1887 | J.W. Overstreet | Pliers For Cutting and Stretching Wire | |
 | 375,712 | Dec. 27, 1887 | C.E. Murray | Improvements in Pipe and Nut Wrenches | |
 | 392,152 | Oct. 30, 1888 | J.V. Gyllenberg | Wrench | |
 | 396,689 | Jan. 22, 1889 | A.L. Duncan | Improved Wrench and Oiler | |
 | 416,736 | Dec. 10, 1889 | J.W. McPherson | Combined Fork, Pan and Stove-Lid Lifter | |