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发明名称
EXPANSIONSBULT
摘要
申请公布号
FI59468(B)
申请公布日期
1981.04.30
申请号
FI19730001168
申请日期
1973.04.12
申请人
SIKSTROEM KARL BIRGER
发明人
SIKSTROEM KARL BIRGER
分类号
E21D21/00;F16B13/06;(IPC1-7):F16B13/06
主分类号
E21D21/00
代理机构
代理人
主权项
地址
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