Attachment for motion picture cameras,申请号US19280259652-传众专利搜索

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发明名称	Attachment for motion picture cameras
摘要
申请公布号	US1839587(A)	申请公布日期	1932.01.05
申请号	US19280259652	申请日期	1928.03.07
申请人	RABY VICTOR R;WARREN DWIGHT W	发明人	RABY VICTOR R.;WARREN DWIGHT W.
分类号	G03B9/10	主分类号	G03B9/10
代理机构		代理人
主权项
地址

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