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经营范围
发明名称
RIGID ROOF SUPPORT
摘要
申请公布号
PL248226(A1)
申请公布日期
1985.12.17
申请号
PL19840248226
申请日期
1984.06.15
申请人
OS BAD ROZWOJOWY BUDOWNICTWA
发明人
WESOLY WLODZIMIERZ;MATEJA JAN;RULKA KAZIMIERZ;SLOMA IGNACY;PIWOWARCZYK JOZEF
分类号
E21D;E21D11/22;(IPC1-7):E21D/
主分类号
E21D
代理机构
代理人
主权项
地址
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