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发明名称
摘要
申请公布号
FR2112935(A5)
申请公布日期
1972.06.23
申请号
FR19710031775
申请日期
1971.09.02
申请人
BERNSTEIN ROBERT
发明人
分类号
F01C1/46;F02B75/02;(IPC1-7):F02B53/00
主分类号
F01C1/46
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