All Patents in class 222/558


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All Patents in class 222/558
Patents 1 - 3 of 3
Picture	Number	Date	Patentee	Title
	1,366,334	Jan. 18, 1921	F.N. Whitesell	Discharge Gate for Storage Receptacles
	1,705,885	Mar. 19, 1929	F.N. Whitesell	Automatic Feeder
	2,284,781	Jun. 02, 1942	W.H. Ward	Hopper