,申请号JP19710014743U-传众专利搜索

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发明名称
摘要
申请公布号	JPS4712940(U)	申请公布日期	1972.10.16
申请号	JP19710014743U	申请日期	1971.03.09
申请人		发明人
分类号	G03B27/04;(IPC1-7):G03B27/04	主分类号	G03B27/04
代理机构		代理人
主权项
地址

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