All Patents in class 62/181


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All Patents in class 62/181
Patents 1 - 3 of 3
Number	Date	Patentee	Title	Type
2,062,262	Nov. 24, 1936	E.J. Dillman	Control Device	industrial control apparatus
2,267,607	Dec. 23, 1941	W.J. Harvey	Refrigerating Apparatus	refrigeration apparatus
2,335,824	Nov. 30, 1943	E.J. Dillman	Valve	valves