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发明名称	GEAR TYPE COUPLING
摘要
申请公布号	US3673814(A)	申请公布日期	1972.07.04
申请号	USD3673814	申请日期	1970.11.16
申请人	KOPPERS CO. INC.	发明人	KENNETH K. CARMAN
分类号	B21B35/14;F16D3/18;(IPC1-7):F16D3/16	主分类号	B21B35/14
代理机构		代理人
主权项
地址

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