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经营范围
发明名称
Improvements in or relating to electrical resistances and methods of manufacturing the same
摘要
申请公布号
GB444023(A)
申请公布日期
1936.03.10
申请号
GB19340026012
申请日期
1934.09.10
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED
发明人
分类号
H01C17/065
主分类号
H01C17/065
代理机构
代理人
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地址
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