Dispositif d'introduction d'un fluide dans un organe rotatif,申请号FRD748275-传众专利搜索

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发明名称	Dispositif d'introduction d'un fluide dans un organe rotatif
摘要
申请公布号	FR748275(A)	申请公布日期	1933.07.01
申请号	FRD748275	申请日期	1932.03.24
申请人		发明人	CHOPIN MARCEL
分类号	B02C4/44	主分类号	B02C4/44
代理机构		代理人
主权项
地址

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