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发明名称
ACCELERATOR FOER EN SKAKANORDNING
摘要
申请公布号
FI823313(A0)
申请公布日期
1982.09.27
申请号
FI19820003313
申请日期
1982.09.27
申请人
TAYLOR, WILLIAM T
发明人
TAYLOR, WILLIAM T
分类号
E21B31/107;(IPC1-7):E21B/
主分类号
E21B31/107
代理机构
代理人
主权项
地址
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