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发明名称
Concrete mixer
摘要
申请公布号
US2447071(A)
申请公布日期
1948.08.17
申请号
US19450602065
申请日期
1945.06.28
申请人
WAYNE HUFFMAN HARRY
发明人
HUFFMAN HARRY WAYNE
分类号
B28C5/42
主分类号
B28C5/42
代理机构
代理人
主权项
地址
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