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发明名称
Press construction
摘要
申请公布号
US2609744(A)
申请公布日期
1952.09.09
申请号
US19460700228
申请日期
1946.09.30
申请人
RIETZ MANUFACTURING CO.
发明人
RIETZ CARL A.
分类号
B30B9/12
主分类号
B30B9/12
代理机构
代理人
主权项
地址
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