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Hang-up cup assembly

Telephonic communications – Terminal accessory or auxiliary equipment – Telephone receiver support
Patent

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Hanging latch hook mechanism for telephones

Telephonic communications – Terminal – Switch or switch actuator structure
Reexamination Certificate

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Hardware and data redundant architecture for nodes in a communic

Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network
Patent

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Hardwire airplane telephone apparatus

Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network
Patent

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Hazard prevention for telephone line interface circuits

Telephonic communications – Subscriber line or transmission line interface
Patent

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HDSL and POTS carrier system

Telephonic communications – Telephone line or system combined with diverse electrical... – Having transmission of a digital message signal over a...
Patent

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Head position based telephone conference system and...

Telephonic communications – Special services – Conferencing
Reexamination Certificate

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Head-set telephone device and method

Telephonic communications – Terminal – Housing or housing component
Patent

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Headband for reversible mounting of headsets

Telephonic communications – Terminal – Housing or housing component
Reexamination Certificate

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Headband having a plurality of interchangeable attachments...

Telephonic communications – Terminal – Housing or housing component
Reexamination Certificate

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Headband radiophone combination set

Telephonic communications – Having light wave or ultrasonic link for speech or paging... – Including fiber optic link within telephone network
Patent

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Headphone with microphone

Telephonic communications – Terminal – Housing or housing component
Patent

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Headphone-convertible telephone hand set

Telephonic communications – Terminal – Housing or housing component
Patent

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Headphone-convertible telephone handset

Telephonic communications – Terminal – Housing or housing component
Patent

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Headset

Telephonic communications – Terminal – Housing or housing component
Reexamination Certificate

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Headset

Telephonic communications – Terminal – Housing or housing component
Reexamination Certificate

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Headset

Telephonic communications – Terminal – Housing or housing component
Reexamination Certificate

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Headset

Telephonic communications – Terminal – Housing or housing component
Reexamination Certificate

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Headset adapter for microphone and earpiece

Telephonic communications – Terminal – Housing or housing component
Patent

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Headset adapter with detachable under-the-phone accessory deck

Telephonic communications – Terminal accessory or auxiliary equipment – Attachable to terminal housing
Reexamination Certificate

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