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Patents for Walter Knapp
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,888,679Nov. 22, 1932W. KnappSafety device for cutting machinesradial arm saws
2,022,288Nov. 26, 1935W. KnappTool holderradial arm saws
2,022,289Nov. 26, 1935W. KnappTool holderradial arm saws
2,185,304Jan. 02, 1940W. KnappReciprocatory carriage structureradial arm saws
2,729,758Jan. 03, 1956W. KnappElectric motorelectric motors
2,744,550May 08, 1956W. KnappMultiple position woodworking machinetablesaws
2,752,959Jul. 03, 1956W. KnappMultiple position woodworking machinetablesaws
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