Photographische Kammer mit ueber der Sucherbildflaeche angeordneten Masken,申请号DE1933F075765D-传众专利搜索

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发明名称	Photographische Kammer mit ueber der Sucherbildflaeche angeordneten Masken
摘要
申请公布号	DE617907(C)	申请公布日期	1935.08.28
申请号	DE1933F075765D	申请日期	1933.06.18
申请人	PAUL FRANKE;REINHOLD HEIDECKE	发明人
分类号	G02B23/14	主分类号	G02B23/14
代理机构		代理人
主权项
地址

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