,申请号JP19800146476U-传众专利搜索

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发明名称
摘要
申请公布号	JPS6244331(Y2)	申请公布日期	1987.11.21
申请号	JP19800146476U	申请日期	1980.10.15
申请人		发明人
分类号	G01C21/00;G08G1/09;G09B29/10;G09F11/18;G09F11/24;(IPC1-7):G01C21/00	主分类号	G01C21/00
代理机构		代理人
主权项
地址

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