Patents for Helmut W. Schumann


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Patents for Helmut W. Schumann
Patents 1 - 3 of 3
Number	Date	Patentee	Title	Type
2,532,823	Dec. 05, 1950	H.W. Schumann	Motor tool	handheld power tools
2,696,569	Dec. 07, 1954	H.W. Schumann	Motor Tool	handheld grinders
2,779,883	Jan. 29, 1957	H.W. Schumann	Motor tool	handheld power tools