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发明名称
Blockformauf- bzw. -einsatz
摘要
申请公布号
DE1019803(B)
申请公布日期
1957.11.21
申请号
DE1953V005769
申请日期
1953.05.06
申请人
ENN VALLAK
发明人
VALLAK ENN
分类号
B22D7/10
主分类号
B22D7/10
代理机构
代理人
主权项
地址
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