Indicia wheel display apparatus having magnetic clutching to drive shaft,申请号US19590839863-传众专利搜索

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发明名称	Indicia wheel display apparatus having magnetic clutching to drive shaft
摘要
申请公布号	US3199097(A)	申请公布日期	1965.08.03
申请号	US19590839863	申请日期	1959.09.14
申请人	THE BUNKER-RAMO CORPORATION	发明人	HARTLEY RICHARD A.
分类号	G09G3/04	主分类号	G09G3/04
代理机构		代理人
主权项
地址

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