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| Patents for J. H. Siggers | |||||
| Number | Date | Patentee | Title | Type | |
| CA-65,272 | Dec. 09, 1899 | F.W. Stewart | Wrench | quick adjust wrenches | |
| CA-67,634 | Jun. 06, 1900 | C.E. Guernsey, W.T. Hatten | Wrench | quick adjust wrenches | |