COAL-CUTTER CHAINS,申请号CAD594500-传众专利搜索

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发明名称	COAL-CUTTER CHAINS
摘要
申请公布号	CA594500(A)	申请公布日期	1960.03.15
申请号	CAD594500	申请日期
申请人	AUSTIN HOY AND COMPANY LIMITED	发明人	SIDNEY E. PROCTOR
分类号		主分类号
代理机构		代理人
主权项
地址

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