MOTION PICTURE FILM PERFORATORS AND METHODS OF PERFORATING FILMS,申请号CAD469680-传众专利搜索

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发明名称	MOTION PICTURE FILM PERFORATORS AND METHODS OF PERFORATING FILMS
摘要
申请公布号	CA469680(A)	申请公布日期	1950.11.28
申请号	CAD469680	申请日期
申请人	CANADIAN KODAK COMPANY	发明人	JOHN G. JONES
分类号		主分类号
代理机构		代理人
主权项
地址

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