4. Communications: electrical
  5. Land vehicle alarms or indicators
  6. Internal alarm or indicator responsive to a condition of the...

Ronald A. Wray

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Liquid-crystal display unit for electronic directory

Computer graphics processing and selective visual display system – Plural physical display element control system – Display elements arranged in matrix
Patent

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Liquid-crystal display unit for electronic directory

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

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Telephone-entry system with electronic directory

Telephonic communications – Telephone line or system combined with diverse electrical... – To produce visual-graphic copy
Patent

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Profile ID: LFUS-PAI-P-1193191

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