Procédé pour meuler les pierres artificielles et naturelles, notamment les blocs calcinés,申请号FRD684575-传众专利搜索

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发明名称	Procédé pour meuler les pierres artificielles et naturelles, notamment les blocs calcinés
摘要
申请公布号	FR684575(A)	申请公布日期	1930.06.27
申请号	FRD684575	申请日期	1929.11.07
申请人	VEREINIGTE STAHLWERKE A. G.	发明人
分类号	B24B7/22	主分类号	B24B7/22
代理机构		代理人
主权项
地址

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