,申请号JP19730029756-传众专利搜索

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发明名称
摘要
申请公布号	JPS5249420(B2)	申请公布日期	1977.12.17
申请号	JP19730029756	申请日期	1973.03.14
申请人		发明人
分类号	B21B37/00;B21B37/58;G05D13/62	主分类号	B21B37/00
代理机构		代理人
主权项
地址

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