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Patents for Helwig Mfg. Co.
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	188,133	Mar. 06, 1877	J. Hellwig	Bolt and Rivet Cutter
	444,635	Jan. 13, 1891	J. Helwig	Bolt and Rivet Cutter
	1,502,192	Jul. 22, 1924	J. Helwig	Wrench and Process of Manufacturing the Same

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