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发明名称
Heater
摘要
申请公布号
US1935852(A)
申请公布日期
1933.11.21
申请号
US19320606712
申请日期
1932.04.21
申请人
LONG JOSEPH H
发明人
LONG JOSEPH H.
分类号
F24H3/00
主分类号
F24H3/00
代理机构
代理人
主权项
地址
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