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All Patents in class 428/582
Patents 1 - 5 of 5
Picture	Number	Date	Patentee	Title
	1,303,829	May 13, 1919	G.A. Vogel	Stock for Spirit Levels
	1,990,670	Feb. 12, 1935	H.V. Rau	Sheet metal cap
	2,197,076	Apr. 16, 1940	W.R. Meyer, W.F. Groene	Crankshaft Blank
	2,235,450	Mar. 18, 1941	W.L. Groene	Crankshaft Blank
	2,333,859	Nov. 09, 1943	W.L. Groene	Crankshaft Blank

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