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发明名称
Device for measuring degree days and b.t.u.'s
摘要
申请公布号
US3417616(A)
申请公布日期
1968.12.24
申请号
US19660543344
申请日期
1966.04.18
申请人
WILLIAM A. SMITH
发明人
SMITH WILLIAM A.
分类号
G01K3/04
主分类号
G01K3/04
代理机构
代理人
主权项
地址
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