Perfectionnements apportés aux becs de tirage,申请号FRD1132879-传众专利搜索

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发明名称	Perfectionnements apportés aux becs de tirage
摘要
申请公布号	FR1132879(A)	申请公布日期	1957.03.18
申请号	FRD1132879	申请日期	1955.05.11
申请人		发明人	CHELLE PAUL-LOUIS
分类号	B67C3/08;B67C3/26	主分类号	B67C3/08
代理机构		代理人
主权项
地址

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