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发明名称
Verfahren zur Herstellung hohler Blechplatten
摘要
申请公布号
DE1141968(B)
申请公布日期
1963.01.03
申请号
DE1958M036739
申请日期
1958.02.17
申请人
DIPL.-ING. JEAN MELZER
发明人
MELZER DIPL.-ING. JEAN
分类号
B21D31/04
主分类号
B21D31/04
代理机构
代理人
主权项
地址
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