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发明名称
Apparatus for making building panels
摘要
申请公布号
US2701904(A)
申请公布日期
1955.02.15
申请号
US19490075416
申请日期
1949.02.09
申请人
DAYSTROM, INCORPORATED
发明人
ROENSCH BURNS
分类号
B28B7/08;B28B7/46;B28B23/02
主分类号
B28B7/08
代理机构
代理人
主权项
地址
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