All Patents in class 277/387


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All Patents in class 277/387
Patents 1 - 3 of 3
Number	Date	Patentee	Title	Type
2,370,964	Mar. 06, 1945	J.T. Janette	Shaft seal	shaft seals
3,081,821	Mar. 19, 1963	A.R. Hamilton	Cylinder mold	paper making machines
4,299,398	Nov. 10, 1981	E.C. Wahl	Pressure Compensating Shaft Seal	shaft seals