Film gate pressure pad,申请号US19410405230-传众专利搜索

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发明名称	Film gate pressure pad
摘要
申请公布号	US2357707(A)	申请公布日期	1944.09.05
申请号	US19410405230	申请日期	1941.08.02
申请人	WARNER BROS. PICTURES, INC.	发明人	TONDREAU ALBERT W.;GAGE FRED W.
分类号	G03B1/56	主分类号	G03B1/56
代理机构		代理人
主权项
地址

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