Douglas J. Buron

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Micco, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Coin fraud preventing unit and modular configurations for pay telep...
- Patent number RE34200
- Issue date Mar 23, 1993
- International Teleservice, Inc.
- Allen W. Vogl
- 379 - Telephonic communications
Information Patent Grant
Coinless telephone reinforcing plate
- Patent number 5,133,528
- Issue date Jul 28, 1992
- International Teleservice Corporation
- Allen W. Vogl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Pay telephone station repair technician's adapter
- Patent number 5,108,315
- Issue date Apr 28, 1992
- International Teleservice Corporation
- Allen W. Vogl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Coin fraud prevention unit and modular configurations for pay telep...
- Patent number 5,007,079
- Issue date Apr 9, 1991
- International Teleservice Corporation
- Allen W. Vogl
- G07 - CHECKING-DEVICES
Information Patent Grant
Coin fraud preventing unit and modular configurations for pay telep...
- Patent number 4,918,724
- Issue date Apr 17, 1990
- International Teleservice Corporation
- Allen W. Vogl
- G07 - CHECKING-DEVICES