4. Multiplex communications
  5. Wide area network
  6. Packet switching

American Telephone and Telegraph Co.

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Apparatus for adjusting optical fiber connector components

Abrasive tool making process – material – or composition – With carbohydrate or reaction product thereof
Patent

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Clock control circuit for phase control

Electricity: power supply or regulation systems – For phase shift or control – Using a three or more terminal semiconductive device
Patent

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Computer controlled speakerphone for adapting to a communication

Telephonic communications – Supervisory or control line signaling – Using line or loop condition detection
Patent

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Local area network

Multiplex communications – Wide area network – Packet switching
Patent

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Method and apparatus for part pickup

Handling: hand and hoist-line implements – Utilizing fluid pressure – Venturi effect
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Profile ID: LFUS-PAI-P-908184

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