Focal plane shutter,申请号US19540420910-传众专利搜索

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发明名称	Focal plane shutter
摘要
申请公布号	US2896525(A)	申请公布日期	1959.07.28
申请号	US19540420910	申请日期	1954.04.05
申请人	SMITH JAMES D	发明人	SMITH JAMES D.
分类号	G03B9/48	主分类号	G03B9/48
代理机构		代理人
主权项
地址

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