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发明名称
FOERFARANDE FOER PRODUCERING AV TORKAD STYCKETORV.
摘要
申请公布号
FI75358(C)
申请公布日期
1988.06.09
申请号
FI19820003485
申请日期
1982.10.13
申请人
TOIVAKKA,HEIKKI
发明人
TOIVAKKA,LAURI HEIKKI ILMARI
分类号
E21C49/04;(IPC1-7):C10F5/02
主分类号
E21C49/04
代理机构
代理人
主权项
地址
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