Dispositif obturateur pour l'orifice d'évacuation de broyeurs à boulets,申请号FRD707481-传众专利搜索

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发明名称	Dispositif obturateur pour l'orifice d'évacuation de broyeurs à boulets
摘要
申请公布号	FR707481(A)	申请公布日期	1931.07.08
申请号	FRD707481	申请日期	1930.12.13
申请人	FRIED. KRUPP GRUSONWERK AKTIENGESELLSCHAFT	发明人
分类号	B02C17/18	主分类号	B02C17/18
代理机构		代理人
主权项
地址

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