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| Patents for Pierre Augustin Samuel | |||||
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| Number | Date | Patentee | Title | Type | |
| GB-186,500,457 | Feb. 17, 1865 | P.A. Samuel, W. Clark | Spanners and Wrenches | screw adjust wrenches | |
| GB-186,800,333 | Jan. 30, 1868 | A.M. Clark, P.A. Samuel | Wrenches: Stocks and Dies | self-adjust wrenches | |
| 86,181 | Jan. 26, 1869 | P.A. Samuel | Universal Key or Extensible Wrench | self-adjust wrenches | |