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发明名称
Récipients métalliques hermétiques et leur fermeture sous vide
摘要
申请公布号
FR852282(A)
申请公布日期
1940.01.27
申请号
FRD852282
申请日期
1939.03.28
申请人
发明人
RAGOUCY CONSTANT ALEXIS
分类号
B21D51/26
主分类号
B21D51/26
代理机构
代理人
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地址
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