Filmtransportrolle für beiderseits perforierte Ton- oder Bildtonfilme.,申请号ATD134088-传众专利搜索

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发明名称	Filmtransportrolle für beiderseits perforierte Ton- oder Bildtonfilme.
摘要
申请公布号	AT134088(B)	申请公布日期	1933.07.10
申请号	ATD134088	申请日期	1931.08.17
申请人	ALLGEMEINE ELEKTRICITAETS-GESELLSCHAFT	发明人
分类号	G03B1/24;G03B31/02	主分类号	G03B1/24
代理机构		代理人
主权项
地址

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