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Patents for Diamond Tool & Horseshoe Co.
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
3,304,817Feb. 21, 1967S.E. Swanson, J.E. Swanstrom, Jr.Wrench with Concave Jaw Teethchain and strap wrenches
3,739,664Jun. 19, 1973J.E. Swanstrom, Jr.Tools and Machine Parts and Methods from Inverse Draft Forgingpliers
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