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发明名称
Improvements in or relating to indicators for totalisators, scoring boards and otherlarge apparatus for giving indications at a distance
摘要
申请公布号
GB363317(A)
申请公布日期
1931.12.15
申请号
GB19300027545
申请日期
1930.09.15
申请人
ERICSSON TELEPHONES LIMITED;JOHN FREDRIK TEODOR ENGBLOM
发明人
分类号
A63B71/06
主分类号
A63B71/06
代理机构
代理人
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