4. Musical instruments
  5. Keyboard type

Jin S. Jeon

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Automatic tracking device for VCR with capstan motor controlled

Dynamic magnetic information storage or retrieval – Automatic control of a recorder mechanism – Synchronizing moving-head moving-record recorders
Patent

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Circuit for compensating the errors occurring when changing the

Dynamic magnetic information storage or retrieval – Monitoring or testing the progress of recording
Patent

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Electronic piano

Musical instruments – Keyboard type
Patent

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Profile ID: LFUS-PAI-P-635664

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