Compensating means for dimensional changes in recorder charts,申请号US19450632070-传众专利搜索

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发明名称	Compensating means for dimensional changes in recorder charts
摘要
申请公布号	US2432229(A)	申请公布日期	1947.12.09
申请号	US19450632070	申请日期	1945.11.30
申请人	LEEDS AND NORTHRUP COMPANY	发明人	JR. FRANK F. DERN,;JR. ALBERT J. WILLIAMS,
分类号	G01D15/34	主分类号	G01D15/34
代理机构		代理人
主权项
地址

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