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发明名称
Moule métallique interne à expansion et contraction automatiques
摘要
申请公布号
FR774994(A)
申请公布日期
1934.12.17
申请号
FRD774994
申请日期
1934.05.29
申请人
发明人
ALFRED VENTURINI
分类号
B28B7/30
主分类号
B28B7/30
代理机构
代理人
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