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发明名称
Electric-circuit control
摘要
申请公布号
US1763575(A)
申请公布日期
1930.06.10
申请号
US19270229360
申请日期
1927.10.28
申请人
WILLIAMS OIL-O-MATIC HEATING CORPORATION
发明人
WILLIAMS WALTER W.
分类号
F23N5/24
主分类号
F23N5/24
代理机构
代理人
主权项
地址
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