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Patents for Bernhard D. Beiderhase
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	134,581	Jan. 07, 1873	C. Witteck, B.D. Beiderhase	Devices for Producing Pearl Finish on Metallic Surfaces
	134,582	Jan. 07, 1873	C. Witteck, B.D. Beiderhase	Devices for Producing Satin Finish on Metallic Surfaces

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