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发明名称
Boiler
摘要
申请公布号
US1812094(A)
申请公布日期
1931.06.30
申请号
US19290377527
申请日期
1929.07.11
申请人
HARTUNG JR LOUIS
发明人
JR. LOUIS HARTUNG,
分类号
F24H1/40
主分类号
F24H1/40
代理机构
代理人
主权项
地址
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