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| Patents for McKaig-Hatch, Inc. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,116,093 | Nov. 03, 1914 | A. McKaig, Sr. | Pliers | pliers | |
| 2,572,492 | Oct. 23, 1951 | K.F. Kempf | Method of Making Adjustable Jaw Wrenches | screw adjust wrenches | |
| 2,813,444 | Nov. 19, 1957 | C.R. Hatch, Jr. | Adjustment Locking Means for Adjustable Wrenches | screw adjust wrenches | |
| 2,817,259 | Dec. 24, 1957 | R. Heuser | Adjustment Locking Means for Adjustable Wrenches | screw adjust wrenches | |