4. Railways
  5. Tubular way

W. David Willis

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Drive reconfiguration mechanism for tracked robotic vehicle

Motor vehicles – Special driving device – Portable track
Patent

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Miniature pipe crawler tractor

Railways – Tubular way
Patent

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Systems and methods for improved telepresence

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

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Profile ID: LFUS-PAI-P-307648

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