LandOfFree - US Patents - Listing for Telephonic communications

Telephonic communications – Terminal – Switch or switch actuator structure

Hanging latch hook mechanism for telephones

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

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

Hardwire airplane telephone apparatus

Telephonic communications – Subscriber line or transmission line interface

Hazard prevention for telephone line interface circuits

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

HDSL and POTS carrier system

Telephonic communications – Special services – Conferencing

Head position based telephone conference system and...

Telephonic communications – Terminal – Housing or housing component

Head-set telephone device and method

Telephonic communications – Terminal – Housing or housing component

Headband for reversible mounting of headsets

Telephonic communications – Terminal – Housing or housing component

Headband having a plurality of interchangeable attachments...

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

Headband radiophone combination set

Telephonic communications – Terminal – Housing or housing component

Headphone with microphone

Telephonic communications – Terminal – Housing or housing component

Headphone-convertible telephone hand set

Telephonic communications – Terminal – Housing or housing component

Headphone-convertible telephone handset

Telephonic communications – Terminal – Housing or housing component

Headset

Telephonic communications – Terminal – Housing or housing component

Headset

Telephonic communications – Terminal – Housing or housing component

Headset

Telephonic communications – Terminal – Housing or housing component

Headset

Telephonic communications – Terminal – Housing or housing component

Headset adapter for microphone and earpiece

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

Headset adapter with detachable under-the-phone accessory deck