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发明名称
Method and arrangement for pre-stressing of pre- stressable concrete and similar stone products
摘要
申请公布号
FI80847(B)
申请公布日期
1990.04.30
申请号
FI19880003212
申请日期
1988.07.05
申请人
OY PARTEK AB
发明人
HENTELAE, OLAVI
分类号
B28B;B28B23/04;E04G21/12;(IPC1-7):B28B23/04
主分类号
B28B
代理机构
代理人
主权项
地址
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