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经营范围
发明名称
Machine for making reenforced concrete beams
摘要
申请公布号
US2039204(A)
申请公布日期
1936.04.28
申请号
US19290412654
申请日期
1929.12.09
申请人
LEONIE S. YOUNG
发明人
YOUNG LEONIE S.
分类号
B28B3/12;B28B23/18
主分类号
B28B3/12
代理机构
代理人
主权项
地址
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