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发明名称
Improvements in and relating to expandable stoppers
摘要
申请公布号
GB746494(A)
申请公布日期
1956.03.14
申请号
GB19530015835
申请日期
1953.06.09
申请人
THE BRITISH VACUUM FLASK COMPANY LIMITED;MAURICE ALBERT HASSID
发明人
HASSID MAURICE ALBERT;VENIS ERNEST
分类号
B65D39/12
主分类号
B65D39/12
代理机构
代理人
主权项
地址
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