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经营范围
发明名称
Improvements in or relating to apparatus for improving the action and control of steam current used for producing under-pressure in the smoke chamber of a locomotive
摘要
申请公布号
GB439176(A)
申请公布日期
1935.11.28
申请号
GB19340015866
申请日期
1934.05.28
申请人
MAURICE LEMAITRE
发明人
分类号
F23L17/16
主分类号
F23L17/16
代理机构
代理人
主权项
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