4. Geometrical instruments
  5. Miscellaneous
  6. Light direction

Robert Stevens

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AC thin film electroluminescent device

Incremental printing of symbolic information – Light or beam marking apparatus or processes – Scan of light
Patent

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Explosion induced G-force absorption apparatus

Chairs and seats – Crash seat – Force-absorbing means incorporated into back
Reexamination Certificate

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Head tracking system

Geometrical instruments – Miscellaneous – Light direction
Patent

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High power circulating

Wave transmission lines and networks – Plural channel systems – Nonreciprocal gyromagnetic type
Patent

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Laterally transmitting thin film electroluminescent device

Electric lamp and discharge devices – With luminescent solid or liquid material – Solid-state type
Patent

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Profile ID: LFUS-PAI-P-437124

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