Photographic film reeler,申请号US19360105031-传众专利搜索

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法人/股东/高管

发明名称	Photographic film reeler
摘要
申请公布号	US2120724(A)	申请公布日期	1938.06.14
申请号	US19360105031	申请日期	1936.10.10
申请人	LLOYD WILLIAMS HERBERT	发明人	WILLIAMS HERBERT LLOYD
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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