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发明名称
Grate frame
摘要
申请公布号
US1911007(A)
申请公布日期
1933.05.23
申请号
US19310549845
申请日期
1931.07.10
申请人
FIREBAR CORPORATION
发明人
WATSON ROBERT
分类号
F23H13/00
主分类号
F23H13/00
代理机构
代理人
主权项
地址
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