IMPROVEMENTS IN ROOF-BOLTING,申请号ZA19740005035-传众专利搜索

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发明名称	IMPROVEMENTS IN ROOF-BOLTING
摘要
申请公布号	ZA7405035(B)	申请公布日期	1975.11.26
申请号	ZA19740005035	申请日期	1974.08.07
申请人	TORQUE TENSION BOLT CO LTD	发明人	DEMPSTER G
分类号	F16B	主分类号	F16B
代理机构		代理人
主权项
地址

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