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发明名称
Improvements in or relating to firegrates for boiler furnaces
摘要
申请公布号
GB569521(A)
申请公布日期
1945.05.28
申请号
GB19430020325
申请日期
1943.12.06
申请人
JAMES HOWDEN & COMPANY LIMITED;WILLIAM NELSON
发明人
分类号
F23H17/12
主分类号
F23H17/12
代理机构
代理人
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地址
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