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经营范围
发明名称
Boiler feeder
摘要
申请公布号
US1776508(A)
申请公布日期
1930.09.23
申请号
US19290349801
申请日期
1929.03.25
申请人
HULETT SCHUYLER C
发明人
HULETT SCHUYLER C.
分类号
F22D5/24
主分类号
F22D5/24
代理机构
代理人
主权项
地址
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