发明名称 Improvements in or relating to hermetically sealable boxes
摘要 339,483. Aktieselskapet Norsk Aluminium Co., (Assignees of Kloumann, S.). Dec. 3, 1928, [Convention date]. Opening by tearing. - Sardine or like tins or boxes are provided with covers made of rolled sheet aluminium adapted to be torn open to expose the contents, the covers being provided with integral tearing tabs and formed with weakening lines produced by the application of pressure. The bodies may also be of aluminium. Specification 15200/08 is referred to.
申请公布号 GB339483(A) 申请公布日期 1930.12.11
申请号 GB19290036928 申请日期 1929.12.02
申请人 AKTIESELSKAPET NORSK ALUMINIUM COMPANY 发明人
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