4. Telegraphy
  5. Systems
  6. Position coordinate determination for writing

David J. Asher

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Joystick with membrane sensor

Computer graphics processing and selective visual display system – Display peripheral interface input device – Cursor mark position control device
Patent

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Touch controller

Telegraphy – Systems – Position coordinate determination for writing
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Touch sensitive user interface for television control

Computer graphics processing and selective visual display system – Display peripheral interface input device
Patent

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Touch sensor and controller

Telegraphy – Systems – Position coordinate determination for writing
Patent

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Profile ID: LFUS-PAI-P-649311

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