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| Patents for Lever Wrench Co. | |||||
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| Number | Date | Patentee | Title | Type | |
| 1,142,426 | Jun. 08, 1915 | A.B. Heimbach | Wrench | quick adjust wrenches | |
| 1,377,772 | May 10, 1921 | A.B. Heimbach | Wrench | quick adjust wrenches | |