Patents for Joseph A. Hirtz Sr.


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Patents for Joseph A. Hirtz Sr.
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	2,064,605	Dec. 15, 1936	J.A. Hirtz, Sr.	Bandsaw attachment for woodworking machines
	2,064,606	Dec. 15, 1936	J.A. Hirtz, Sr.	Jigsaw attachment for woodworking machines