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发明名称
Improvements relating to the illumination of instrument dials
摘要
申请公布号
GB774576(A)
申请公布日期
1957.05.15
申请号
GB19520028121
申请日期
1952.11.07
申请人
THE BRITISH THOMSON-HOUSTON COMPANY LIMITED
发明人
RUFF HAROLD ROBERT;CLARKE MAURICE GEORGE;WALKER CYRIL HUBERT;FERNYHOUGH SHEILA MARY
分类号
G04B19/32
主分类号
G04B19/32
代理机构
代理人
主权项
地址
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