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发明名称
Improvements in or relating to time-lag devices for electric relays
摘要
申请公布号
GB763487(A)
申请公布日期
1956.12.12
申请号
GB19540008601
申请日期
1954.03.24
申请人
A. REYROLLE & COMPANY LIMITED
发明人
GEESON CHARLES THEODORE
分类号
F16H31/00;G04F3/00
主分类号
F16H31/00
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代理人
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