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All Patents in class 108/20
Patents 1 - 2 of 2
Number	Date	Patentee	Title	Type
1,789,562	Jan. 20, 1931	J.H. Penniman, J.G. Collins	Revoluble display stand
4,080,009	Mar. 21, 1978	J.C. Scherer, O.W. Ehrhardt, B.C. Cuppan, S.M. Marathe	Servostatic Bearing System With Variable Stiffness	metalworking machine bearings

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