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发明名称
SLEEVE
摘要
申请公布号
PL103724(U1)
申请公布日期
1997.05.12
申请号
PL19950103724U
申请日期
1995.11.10
申请人
KUBICZEK ROMUALD;STEPNIEWSKI MARIAN
发明人
KUBICZEK ROMUALD;STEPNIEWSKI MARIAN
分类号
E21D21/00;(IPC1-7):E21D21/00
主分类号
E21D21/00
代理机构
代理人
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