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发明名称
Sealing system ready for assembly
摘要
申请公布号
ZA9807054(B)
申请公布日期
1999.02.08
申请号
ZA19980007054
申请日期
1998.08.06
申请人
SAARBERGWERKE AKTIEGESELLSCHAFT.
发明人
NORBERT GESSNER
分类号
E21D23/04
主分类号
E21D23/04
代理机构
代理人
主权项
地址
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