4. Recording, communication, or information retrieval equipment
  5. Video or audio transmission, recording or playback equipment
  6. Video

Hitachi Engineering Inc.

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Magnetic recording and reproducing apparatus including S fixed c

Dynamic magnetic information storage or retrieval – Record transport with head moving during transducing – Tape record
Patent

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Method and apparatus for multi-level tone display for liquid cry

Communications: electrical – Land vehicle alarms or indicators – Internal alarm or indicator responsive to a condition of the...
Patent

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Video tape recorder

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Video
Patent

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Profile ID: LFUS-PAI-P-708222

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