Indicating device for measuring instruments,申请号US19310534313-传众专利搜索

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发明名称	Indicating device for measuring instruments
摘要
申请公布号	US1918556(A)	申请公布日期	1933.07.18
申请号	US19310534313	申请日期	1931.05.01
申请人	THE FIRM OF CARL ZEISS	发明人	PFAU FRIEDRICH
分类号	G01C1/06	主分类号	G01C1/06
代理机构		代理人
主权项
地址

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