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发明名称
FEEDER OF POWDER, ETC., TO PRESSURE FLUID
摘要
申请公布号
JPH01315527(A)
申请公布日期
1989.12.20
申请号
JP19880147682
申请日期
1988.06.15
申请人
EE G K:KK
发明人
AONUMA SUSUMU
分类号
E02D17/20
主分类号
E02D17/20
代理机构
代理人
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