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经营范围
发明名称
Improvements in or relating to steam engine installations
摘要
申请公布号
GB398505(A)
申请公布日期
1933.09.11
申请号
GB19320007316
申请日期
1932.03.11
申请人
WILLIAM GREGSON
发明人
分类号
F01K7/02
主分类号
F01K7/02
代理机构
代理人
主权项
地址
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