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发明名称
CONCRETE COLUMN BREAKER
摘要
申请公布号
JPH02191554(A)
申请公布日期
1990.07.27
申请号
JP19890007701
申请日期
1989.01.18
申请人
SANWA TEKKI CORP
发明人
KAIHARA NORIYUKI;KANAMARU YASUTAKA
分类号
E04G23/08;B02C1/02
主分类号
E04G23/08
代理机构
代理人
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地址
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