Perfectionnement à l'enroulement de films,申请号FRD1037580-传众专利搜索

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发明名称	Perfectionnement à l'enroulement de films
摘要
申请公布号	FR1037580(A)	申请公布日期	1953.09.21
申请号	FRD1037580	申请日期	1951.02.09
申请人		发明人	REZA-BECQ;KORGANOFF DAVID
分类号	G03B21/32	主分类号	G03B21/32
代理机构		代理人
主权项
地址

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