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Patents for Gunnar Swahnberg
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	1,918,150	Jul. 11, 1933	G. Swahnberg, E.J. Kingsbury	Multiple head automatic drilling machine
	1,975,005	Sep. 25, 1934	E.J. Kingsbury, G. Swahnberg	Indexing and control mechanism for a metal working machine

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