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经营范围
发明名称
Water heater
摘要
申请公布号
US2499631(A)
申请公布日期
1950.03.07
申请号
US19470765319
申请日期
1947.08.01
申请人
CLINE KERMIT R
发明人
CLINE KERMIT R.
分类号
H05B3/00
主分类号
H05B3/00
代理机构
代理人
主权项
地址
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