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经营范围
发明名称
Improvements in or relating to prepayment meters
摘要
申请公布号
GB443599(A)
申请公布日期
1936.03.03
申请号
GB19340026641
申请日期
1934.09.17
申请人
THE ELECTRICAL APPARATUS COMPANY LIMITED;RALPH HENRY BARBOUR;HAROLD FRANK NOBLE
发明人
分类号
G07F15/00
主分类号
G07F15/00
代理机构
代理人
主权项
地址
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