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经营范围
发明名称
Improvements relating to steam heating apparatus
摘要
申请公布号
GB334326(A)
申请公布日期
1930.09.04
申请号
GB19290021334
申请日期
1929.07.11
申请人
THOMAS BARTY;ALOYSIUS GRAHAM BRACKENBURY;THE WESTINGHOUSE BRAKE AND SAXBY SIGNAL COMPANY LIMITED
发明人
分类号
G05D23/02
主分类号
G05D23/02
代理机构
代理人
主权项
地址
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