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Patents for C. J. P. Bittner
Patents 1 - 2 of 2
Picture	Number	Date	Patentee	Title
	360,430	Apr. 05, 1887	L.F. Grammes	Cam-cylinder for knitting-machines
	409,145	Aug. 13, 1889	L.F. Grammes	Box-nailing machine

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