Telenorma Telefonbau und Normalzeit GmbH

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Patents Grantslast 30 patents

Information Patent Grant
Electrical components
- Patent number 5,006,920
- Issue date Apr 9, 1991
- Telenorma Telefonbau und Normalzeit GmbH
- Wolfgang Schafer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Video conference installation
- Patent number 4,995,071
- Issue date Feb 19, 1991
- Telenorma Telefonbau und Normalzeit GmbH
- Jens Weber
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Voice controlled attenuation adjustment in telephone transmission c...
- Patent number 4,991,167
- Issue date Feb 5, 1991
- Telenorma Telefonbau und Normalzeit GmbH
- Udo Petri
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone handset with electro-acoustic converters electrically con...
- Patent number 4,937,858
- Issue date Jun 26, 1990
- Telenorma Telefonbau und Normalzeit GmbH
- Wolfgang Girscher
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Arrangement for main distribution frames
- Patent number 4,813,880
- Issue date Mar 21, 1989
- Telenorma Telefonbau und Normalzeit GmbH
- Dieter Kramer
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Switching device for power supply to additional accessories for a t...
- Patent number 4,813,072
- Issue date Mar 14, 1989
- Telenorma Telefonbau und Normalzeit GmbH
- Klaus Moses
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Telephone instrument
- Patent number 4,790,007
- Issue date Dec 6, 1988
- Telenorma Telefonbau und Normalzeit GmbH
- Ludwig Richter
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Terminal for a telecommunications switching system having an additi...
- Patent number 4,782,522
- Issue date Nov 1, 1988
- Telenorma Telefonbau und Normalzeit GmbH
- Dieter Kramer
- G06 - COMPUTING CALCULATING COUNTING

Telenorma Telefonbau und Normalzeit GmbH

Organization

Patents Grantslast 30 patents

Electrical components

Video conference installation

Voice controlled attenuation adjustment in telephone transmission c...

Telephone handset with electro-acoustic converters electrically con...

Arrangement for main distribution frames

Switching device for power supply to additional accessories for a t...

Telephone instrument

Terminal for a telecommunications switching system having an additi...

Patents Applicationslast 30 patents

Trademarklast 30 trademarks