BRAS DE SCIAGE OU DE HAVAGE,申请号BE19770178240-传众专利搜索

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发明名称	BRAS DE SCIAGE OU DE HAVAGE
摘要
申请公布号	BE855439(A1)	申请公布日期	1977.12.06
申请号	BE19770178240	申请日期	1977.06.06
申请人	CHARBONNAGES DE FRANCE	发明人
分类号	B28D1/08;E21C25/22;E21C31/02;(IPC1-7):E21C/	主分类号	B28D1/08
代理机构		代理人
主权项
地址

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