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1.发明授权Elements for securing protective screens to articles to be protected from the action of heat and flames 失效用于将防护屏蔽物固定在防止热和火焰作用的物品上的元件
公开(公告)号：US3255559A
公开(公告)日：1966-06-14
申请号：US25876263
申请日：1963-02-15
Applicant: BASF AG
Inventor： RUDOLF GAETH , BERNHARD SCHMITT , RUDOLF BREN
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