All Patents in class 340/870.32


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All Patents in class 340/870.32
Patents 1 - 1 of 1
Number	Date	Patentee	Title	Type
2,962,652	Nov. 29, 1960	S.L. Spidle (legal representitive), D.P. Youngberg (deceased, estate of), L.J. Bulliet	Position Indicator