Sensitometer employing repeating wedge modulator,申请号US19440562294-传众专利搜索

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发明名称	Sensitometer employing repeating wedge modulator
摘要
申请公布号	US2457746(A)	申请公布日期	1948.12.28
申请号	US19440562294	申请日期	1944.11.07
申请人	GENERAL ANILINE & FILM CORPORATION	发明人	SWEET MONROE H.
分类号	G01J1/42	主分类号	G01J1/42
代理机构		代理人
主权项
地址

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