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发明名称
Heater
摘要
申请公布号
US1990356(A)
申请公布日期
1935.02.05
申请号
US19330663707
申请日期
1933.03.31
申请人
TRANE REUBEN N
发明人
TRANE REUBEN N.
分类号
G05D23/12
主分类号
G05D23/12
代理机构
代理人
主权项
地址
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