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经营范围
发明名称
Improvements in or relating to recording blanks for use in facsimile telegraphy
摘要
申请公布号
GB537067(A)
申请公布日期
1941.06.06
申请号
GB19400007976
申请日期
1940.05.03
申请人
WESTERN UNION TELEGRAPH COMPANY
发明人
分类号
B41M5/24;H04N1/23
主分类号
B41M5/24
代理机构
代理人
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