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发明名称
Perfectionnements aux bondes à grille
摘要
申请公布号
FR1039758(A)
申请公布日期
1953.10.09
申请号
FRD1039758
申请日期
1951.08.17
申请人
L'HYGIENE DES COLLECTIVITES
发明人
分类号
E03C1/29
主分类号
E03C1/29
代理机构
代理人
主权项
地址
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