,申请号JP19690049810U-传众专利搜索

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发明名称
摘要
申请公布号	JPS4720883(Y1)	申请公布日期	1972.07.12
申请号	JP19690049810U	申请日期	1969.05.29
申请人		发明人
分类号	(IPC1-7):E04F15/02;D03D1/00;D03D15/00	主分类号	(IPC1-7):E04F15/02
代理机构		代理人
主权项
地址

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