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发明名称
Improvements in apparatus for controlling the operation of steam boilers
摘要
申请公布号
GB529841(A)
申请公布日期
1940.11.29
申请号
GB19390015009
申请日期
1939.05.19
申请人
RONALD TRIST & CO. LIMITED;LEONARD BOMYER
发明人
分类号
F22D5/22
主分类号
F22D5/22
代理机构
代理人
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地址
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