SEA SLED FOR ENTRENCHING PIPE,申请号US19770773015-传众专利搜索

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发明名称	SEA SLED FOR ENTRENCHING PIPE
摘要
申请公布号	US4112695(A)	申请公布日期	1978.09.12
申请号	US19770773015	申请日期	1977.02.28
申请人	SANTA FE INTERNATIONAL CORP.	发明人	CHANG, NUKE MING;REMKES, ELMER R.;COOK, JR., WILLIAM
分类号	E02F3/88;E02F5/10;H02G1/10;(IPC1-7):E02F5/02;F16L1/00	主分类号	E02F3/88
代理机构		代理人
主权项
地址

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