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Patents for John B. Ball
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	1,412,888	Apr. 18, 1922	L. Novak	Scraping Tool
	2,109,057	Feb. 22, 1938	J.B. Ball, F.W. Billker	Cutting machine
	2,165,953	Jul. 11, 1939	J.B. Ball, F.W. Billker	Cutting machine

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