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Stig Magnusson
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Phoenix, AZ, US
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Patents Grants
last 30 patents
Information
Patent Grant
Failure detection apparatus for use with digital pads
Patent number
4,596,015
Issue date
Jun 17, 1986
GTE Automatic Electric Inc.
John L. Clements
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Arrangement for interfacing the space stage to the time stages of a...
Patent number
4,569,043
Issue date
Feb 4, 1986
GTE Automatic Electric Inc.
Nathaniel Simmons
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Modularly expandable space stage for a T-S-T digital switching system
Patent number
4,524,442
Issue date
Jun 18, 1985
GTE Automatic Electric Inc.
Nathaniel Simmons
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Modular space stage arrangement for a T-S-T digital switching system
Patent number
4,524,441
Issue date
Jun 18, 1985
GTE Automatic Electric Inc.
Nathaniel Simmons
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Space stage arrangement for a T-S-T digital switching system
Patent number
4,520,478
Issue date
May 28, 1985
GTE Automatic Electric Inc.
Nathaniel Simmons
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Arrangement for digital tone distribution
Patent number
4,480,330
Issue date
Oct 30, 1984
GTE Automatic Electric Inc.
Stig E. Magnusson
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Fault recovery apparatus for a PCM switching network
Patent number
4,413,335
Issue date
Nov 1, 1983
GTE Automatic Electric Labs Inc.
John L. Clements
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dual rail time control unit for a T-S-T-digital switching system
Patent number
4,406,005
Issue date
Sep 20, 1983
GTE Automatic Electric Labs Inc.
Nathaniel Simmons
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dual rail time and control unit for a duplex T-S-T-digital switchin...
Patent number
4,402,077
Issue date
Aug 30, 1983
GTE Automatic Electric Labs Inc.
Nathaniel Simmons
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dual rail time and control unit for a T-S-T-digital switching system
Patent number
4,399,533
Issue date
Aug 16, 1983
GTE Automatic Electric Labs Inc.
Nathaniel Simmons
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dual rail time and control unit for a duplex T-S-T-digital switchin...
Patent number
4,399,534
Issue date
Aug 16, 1983
GTE Automatic Electric Labs Inc.
Nathaniel Simmons
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dual rail time and control unit for a duplex T-S-T-digital switchin...
Patent number
4,399,369
Issue date
Aug 16, 1983
GTE Automatic Electric Labs Inc.
Nathaniel Simmons
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Dual rail time and control unit for a T-S-T-digital switching system
Patent number
4,392,223
Issue date
Jul 5, 1983
GTE Automatic Electric Laboratories, Inc.
Nathaniel Simmons
H04 - ELECTRIC COMMUNICATION TECHNIQUE