Photographic developing apparatus,申请号US19310571232-传众专利搜索

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发明名称	Photographic developing apparatus
摘要
申请公布号	US1889818(A)	申请公布日期	1932.12.06
申请号	US19310571232	申请日期	1931.10.26
申请人	BEIDLER GEORGE C	发明人	BEIDLER GEORGE C.
分类号	G03D13/00;G03D13/04;G03D13/14	主分类号	G03D13/00
代理机构		代理人
主权项
地址

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