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经营范围
发明名称
Improvements in or relating to phonograph apparatus made particularly for telemetering purposes
摘要
申请公布号
GB649048(A)
申请公布日期
1951.01.17
申请号
GB19480005939
申请日期
1948.02.27
申请人
THE DIRECTOR OF THE OFFICE OF TECHNICAL SERVICES OF THE DEPARTMENT OF COMMERCE
发明人
分类号
G01W1/00
主分类号
G01W1/00
代理机构
代理人
主权项
地址
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