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发明名称
FILLING BACK DEVICE FOR BACKHOE
摘要
申请公布号
JPH01312124(A)
申请公布日期
1989.12.15
申请号
JP19880143916
申请日期
1988.06.11
申请人
KUBOTA LTD
发明人
KAWAMURA SHOICHIRO;GOKENYA TAKASHI;NAKAO TADASHI
分类号
E02F3/40
主分类号
E02F3/40
代理机构
代理人
主权项
地址
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