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发明名称
摘要
申请公布号
FR2321129(B1)
申请公布日期
1981.06.12
申请号
FR19750025190
申请日期
1975.08.13
申请人
SPERRY CORP
发明人
分类号
G01P1/10;G01P3/489;(IPC1-7):G01P3/44;G11B5/00
主分类号
G01P1/10
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代理人
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