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发明名称
Grate bar
摘要
申请公布号
US1915777(A)
申请公布日期
1933.06.27
申请号
US19320620148
申请日期
1932.06.30
申请人
THE H. B. SMITH COMPANY
发明人
COWLES GLENN B.
分类号
F23H17/12
主分类号
F23H17/12
代理机构
代理人
主权项
地址
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