Photoelectric camera exposure control apparatus having planetary gears and concentric camera lens,申请号US19460648078-传众专利搜索

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发明名称	Photoelectric camera exposure control apparatus having planetary gears and concentric camera lens
摘要
申请公布号	US2467946(A)	申请公布日期	1949.04.19
申请号	US19460648078	申请日期	1946.02.16
申请人	ROSSMANN PETER F;KARL RATH	发明人	ROSSMANN PETER F.;RATH KARL
分类号	G03B7/06	主分类号	G03B7/06
代理机构		代理人
主权项
地址

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