专利名称：Articles of cutlery, paint scraper and the like发明人：VAN ZYL; PETRUS CORNELUIS申请号：US35269673申请日：19730419公开号：US3892024A公开日：19750701
摘要：This invention provides a knife, paint scraper or the like having a hollow bladewithin which is contained an electrical element. The element heats the blade in use sothat the blade can more easily cut through for example frozen foods or can more easilyremove paint from a painted surface as the case may be.
申请人：SPREADALL (PROPRIETARY) LIMITED
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