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| Patents for George L. Dolbeare | |||||
| Number | Date | Patentee | Title | Type | |
| 617,014 | Jan. 03, 1899 | F.A. Hannah | Beam Compass | trammels | |
| 635,088 | Oct. 17, 1899 | E.N. Boker | Inside Calipers | calipers | |
| 638,958 | Dec. 12, 1899 | J.H. Coes | Wrench | wrench handle components | |