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经营范围
发明名称
Porte basculante et porte levante pour écluses sans canaux de dérivation
摘要
申请公布号
FR995379(A)
申请公布日期
1951.11.30
申请号
FRD995379
申请日期
1949.09.19
申请人
B. SEIBERT
发明人
KEUTNER CHRISTIAN;WILK WILLIBALD
分类号
E02B7/20
主分类号
E02B7/20
代理机构
代理人
主权项
地址
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