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发明名称
Electric heater units
摘要
申请公布号
US2739213(A)
申请公布日期
1956.03.20
申请号
US19530388319
申请日期
1953.10.26
申请人
EDWARD BECKJORD WILLIAM
发明人
BECKJORD WILLIAM EDWARD
分类号
H05B3/50
主分类号
H05B3/50
代理机构
代理人
主权项
地址
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