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| Patents for W. E. Allen | |||||
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| Number | Date | Patentee | Title | Type | |
| 349,180 | Sep. 14, 1886 | B.E. Seargeant | Feed-work for saw-mills | sawmill feed works | |
| 586,597 | Jul. 20, 1897 | A.E. Fauver | Adjustable Pipe Wrench | pipe wrenches | |
| 597,104 | Jan. 11, 1898 | B.M. Davidson | Wrench | self-adjust wrenches | |
| 603,084 | Apr. 26, 1898 | V.G. Higgins | Tongs | blacksmith | |
| 606,591 | Jun. 28, 1898 | J.C. Slack | Pliers | pliers | |
| 628,853 | Jul. 11, 1899 | J.B. Robichan | Steel Square | carpenter squares | |