SPIRAL DISK DRIVE COUPLING,申请号USD3448591-传众专利搜索

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发明名称	SPIRAL DISK DRIVE COUPLING
摘要
申请公布号	US3448591(A)	申请公布日期	1969.06.10
申请号	USD3448591	申请日期	1967.12.13
申请人	RUDOLF A. SPYRA	发明人	RUDOLF A. SPYRA
分类号	F16D3/72;(IPC1-7):F16D3/56	主分类号	F16D3/72
代理机构		代理人
主权项
地址

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