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发明名称
Improvements in or relating to sunshine gauges
摘要
申请公布号
GB370510(A)
申请公布日期
1932.04.14
申请号
GB19310001325
申请日期
1931.01.14
申请人
PERCY JOHN WALDRAM
发明人
分类号
G04B49/02
主分类号
G04B49/02
代理机构
代理人
主权项
地址
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