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Method and system for short term queuing of telephone calls in automatic inter-city telephone call connection system
Patent #: 3934095
Issued on: 01/20/1976
Inventor: Matthews , et al.
Personal verification system
Patent #: 3938091
Issued on: 02/10/1976
Inventor: Atalla , et al.
Portable securities selector system
Patent #: 3976840
Issued on: 08/24/1976
Inventor: Cleveland , et al.
Data signalling unit for telephone systems
Patent #: 3987247
Issued on: 10/19/1976
Inventor: Fizer
Telephone interconnected paging system with dial click to pulse converter
Patent #: 3995121
Issued on: 11/30/1976
Inventor: Alvis
Time multiplex loop telecommunication system
Patent #: 4002842
Issued on: 01/11/1977
Inventor: Meyr , et al.
Method and apparatus for automating special service call handling
Patent #: 4054756
Issued on: 10/18/1977
Inventor: Comella , et al.
Method of and apparatus for switching service information units in a TDM system
Patent #: 4068099
Issued on: 01/10/1978
Inventor: Mikkola , et al.
Hotel/motel automatic control system
Patent #: 4072825
Issued on: 02/07/1978
Inventor: McLay , et al.
Message synthetizer
Patent #: 4072986
Issued on: 02/07/1978
Inventor: Heidergren
Security controlled information exchange system
Patent #: 4114139
Issued on: 09/12/1978
Inventor: Boyd , et al.
Telephone data recording system
Patent #: 4121052
Issued on: 10/17/1978
Inventor: Richard
Telephone answering apparatus providing selective message communication
Patent #: 4122306
Issued on: 10/24/1978
Inventor: Friedman , et al.
PCM time slot exchange
Patent #: 4138597
Issued on: 02/06/1979
Inventor: Ashford
Compressed speech system and predictor
Patent #: 4140876
Issued on: 02/20/1979
Inventor: Gagnon
Voice signal processing system
Patent #: 4144582
Issued on: 03/13/1979
Inventor: Hyatt
Method and means for accessing program memory of a common control telecommunications switching system
Patent #: 4154988
Issued on: 05/15/1979
Inventor: Fechalos , et al.
Telephone polling apparatus
Patent #: 4160125
Issued on: 07/03/1979
Inventor: Bower , et al.
Remotely controlled telephone answering apparatus
Patent #: 4188507
Issued on: 02/12/1980
Inventor: Meri , et al.
Binary-coded message communication
Patent #: 4196311
Issued on: 04/01/1980
Inventor: Hoven
Method for authenticating the identity of a user of an information system
Patent #: 4218738
Issued on: 08/19/1980
Inventor: Matyas , et al.
Data storage and retrieval structure for a message storage system
Patent #: 4221933
Issued on: 09/09/1980
Inventor: Cornell , et al.
Switching network control arrangement
Patent #: 4229624
Issued on: 10/21/1980
Inventor: Haben , et al.
Speech digitizer
Patent #: 4230906
Issued on: 10/28/1980
Inventor: Davis
Arrangement for deleting leading message portions
Patent #: 4247910
Issued on: 01/27/1981
Inventor: Cornell , et al.
Digital intercept recorder/announcer system
Patent #: 4255618
Issued on: 03/10/1981
Inventor: Danner , et al.
Rapid simultaneous multiple access information storage and retrieval system
Patent #: 4260854
Issued on: 04/07/1981
Inventor: Kolodny , et al.
Telephone subscriber line unit with sigma-delta digital to analog converter
Patent #: 4270027
Issued on: 05/26/1981
Inventor: Agrawal , et al.
Arrangement for deleting trailing message portions
Patent #: 4272810
Issued on: 06/09/1981
Inventor: Gates , et al.
Method and apparatus for screening telephone calls
Patent #: 4277649
Issued on: 07/07/1981
Inventor: Sheinbein
Automatic telephonic user emergency message transmitting apparatus
Patent #: 4371751
Issued on: 02/01/1983
Inventor: Hilligoss, Jr. , et al.
Signal sequence editing method and apparatus with automatic time fitting of edited segments Patent #: 4375083
Issued on: 02/22/1983
Inventor: Maxemchuk