发明名称 Keyboard assembly
摘要 A keyboard assembly comprising a plurality of actuating keys, and a sheet of flexible thin plastic film, the keys being bonded to the film. The keys have upper and lower portions, said lower portions being sandwiched between said upper portions and film and bonded to each.
申请公布号 US4057710(A) 申请公布日期 1977.11.08
申请号 US19760671179 申请日期 1976.03.29
申请人 WILLMOTT, ARTHUR S. 发明人 WILLMOTT, ARTHUR S.
分类号 B29C45/16;G06C7/02;H01H13/705;(IPC1-7):G06C7/02 主分类号 B29C45/16
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