CHANGING DEVICE FOR SPINDLE COUPLINGS FOR DRIVING ROLLING MILLS AND WORKING ROLLS,申请号JP19880141345-传众专利搜索

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发明名称	CHANGING DEVICE FOR SPINDLE COUPLINGS FOR DRIVING ROLLING MILLS AND WORKING ROLLS
摘要
申请公布号	JPH01309708(A)	申请公布日期	1989.12.14
申请号	JP19880141345	申请日期	1988.06.08
申请人	HITACHI LTD	发明人	MATSUYAMA TAKAYOSHI
分类号	B21B31/10;B21B35/14	主分类号	B21B31/10
代理机构		代理人
主权项
地址

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