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发明名称
Automatic damper control
摘要
申请公布号
US1835907(A)
申请公布日期
1931.12.08
申请号
US19310536537
申请日期
1931.05.11
申请人
SHILAND ARTHUR D
发明人
SHILAND ARTHUR D.
分类号
F23N3/08
主分类号
F23N3/08
代理机构
代理人
主权项
地址
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