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发明名称
Järjestely epäsuoraa suulakepuristusta varten ja menetelmä reiän tekemiseksi tankoon ja tangon suulakepuristamiseksi
摘要
申请公布号
FI890241(A)
申请公布日期
1989.01.17
申请号
FI19890000241
申请日期
1989.01.17
申请人
STEWART, CHARLES L.
发明人
STEWART, CHARLES L.
分类号
B21C23/20;B21C23/21;B21C26/00;(IPC1-7):B21C/
主分类号
B21C23/20
代理机构
代理人
主权项
地址
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