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发明名称
摘要
申请公布号
FR2433699(B1)
申请公布日期
1982.04.23
申请号
FR19780024029
申请日期
1978.08.17
申请人
LAUREAU MAURICE
发明人
分类号
A01G25/09;F16L41/18;(IPC1-7):F16L27/12;A01G25/00;F16L39/04
主分类号
A01G25/09
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代理人
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