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发明名称
SHEET OF COVERING PILE FOR REDUCING NEGATIVE FRICTION FORCE
摘要
申请公布号
JPS5439910(A)
申请公布日期
1979.03.28
申请号
JP19770027485
申请日期
1977.03.11
申请人
KUBOTA LTD
发明人
TAKAHARA SHIYUNJI
分类号
E02D5/60;E02D31/00
主分类号
E02D5/60
代理机构
代理人
主权项
地址
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