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| Patents for William H. Anderson Jr. | |||||
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| Number | Date | Patentee | Title | Type | |
| 769,042 | Aug. 30, 1904 | G.W. Bufford, G. Amborn | Improvements in Chain Pipe-Wrenches Having an Enclosed Chain-Receiving Passage | chain and strap wrenches | |
| 769,814 | Sep. 13, 1904 | G.F. Hickman, G.W. Bufford | Pipe Vise | pipe and chain vises | |
| 773,773 | Nov. 01, 1904 | H.C. Chase, G. Amborn | Chain Pipe-Wrench | chain and strap wrenches | |