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| Patents for Atlas Pipe Wrench Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 382,799 | May 15, 1888 | R. Copland | Pipe Wrench | pipe wrenches | |
| GB-189,921,261 | Nov. 25, 1899 | T.E. Ryan | Improvements in Pipe Wrenches | pipe wrenches | |
| 658,962 | Oct. 02, 1900 | T.E. Ryan | Pipe Wrench | pipe wrenches | |