Caméra à mécanisme à ressort,申请号FRD849850-传众专利搜索

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发明名称	Caméra à mécanisme à ressort
摘要
申请公布号	FR849850(A)	申请公布日期	1939.12.02
申请号	FRD849850	申请日期	1939.02.04
申请人	FIDES	发明人
分类号	G03B1/12	主分类号	G03B1/12
代理机构		代理人
主权项
地址

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