,申请号JP19640024223U-传众专利搜索

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法人/股东/高管

发明名称
摘要
申请公布号	JPS4421432(Y1)	申请公布日期	1969.09.10
申请号	JP19640024223U	申请日期	1964.03.31
申请人		发明人
分类号	E01B31/12;E01B31/17;(IPC1-7):E01B31/17	主分类号	E01B31/12
代理机构		代理人
主权项
地址

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