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发明名称
Improvements in or relating to electrical timing arrangements
摘要
申请公布号
GB559538(A)
申请公布日期
1944.02.23
申请号
GB19420011700
申请日期
1942.08.20
申请人
CYRIL EDWARD PALMER JONES;JOHN WILLIAM HOTHAM
发明人
分类号
H04M3/12
主分类号
H04M3/12
代理机构
代理人
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地址
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