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发明名称
Improvements in high-pressure steam boilers
摘要
申请公布号
GB347963(A)
申请公布日期
1931.05.07
申请号
GB19300019987
申请日期
1930.07.01
申请人
WOLF HUNTEMUELLER
发明人
分类号
F22B3/04
主分类号
F22B3/04
代理机构
代理人
主权项
地址
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