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发明名称
Improvements in and relating to vacuum flasks
摘要
申请公布号
GB931613(A)
申请公布日期
1963.07.17
申请号
GB19610021946
申请日期
1961.06.16
申请人
THE BRITISH VACUUM FLASK COMPANY LIMITED
发明人
HASSID MAURICE ALBERT
分类号
A47J41/02
主分类号
A47J41/02
代理机构
代理人
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