LandOfFree - US Patents - Listing for Telephonic communications

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

Safe alert emergency alerting system for remotely located sites

Telephonic communications – Terminal – Housing or housing component

Safety helmet structure with a hand-free receiver

Telephonic communications – Terminal – Housing or housing component

Safety interlock

Telephonic communications – With check operated control – At terminal station

Safety seat stand apparatus for coin-operated telephone sets

Telephonic communications – Substation or terminal circuitry – For loudspeaking terminal

Safety switch for communication device

Telephonic communications – Terminal – Having loudspeaking conversation capability

Safety tilt mechanism for portable telephone including a...

Telephonic communications – Terminal accessory or auxiliary equipment – Protective structure

Sanitary cover for a telephone handset

Telephonic communications – Terminal accessory or auxiliary equipment – Protective structure

Sanitary cover for telephone and method of making same

Telephonic communications – Terminal accessory or auxiliary equipment – Protective structure

Sanitary device for use with telephones

Telephonic communications – Terminal accessory or auxiliary equipment – Protective structure

Sanitary phone cover

Telephonic communications – Terminal accessory or auxiliary equipment – Protective structure

Sanitary protector for telephone handsets

Telephonic communications – Terminal accessory or auxiliary equipment – Protective structure

Sanitary telephone handset shroud

Telephonic communications – Terminal accessory or auxiliary equipment – Protective structure

Sanitizing device for a telephone

Telephonic communications – Terminal accessory or auxiliary equipment – Protective structure

Sanitizing device for a telephone handset

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

SAS application service

Telephonic communications – Plural exchange network or interconnection – With interexchange network routing

SAS service architecture

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

Satellite and terrestrial telephone

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

Satellite communication system that is coupled to a terrestrial

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

Satellite telecommunications system using network coordinating g