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发明名称
DEVICE FOR PUSH-PULLING BY HYDRAULIC JACK
摘要
申请公布号
JPH0220604(A)
申请公布日期
1990.01.24
申请号
JP19880166750
申请日期
1988.07.06
申请人
HITACHI LTD
发明人
WAKAMATSU YOSHIO
分类号
B21B31/32
主分类号
B21B31/32
代理机构
代理人
主权项
地址
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