Tel-Tech Devices, Inc.

Follow

Organization

Ft. Lauderdale, FL, US

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Pay telephone monitoring system
- Patent number 4,736,444
- Issue date Apr 5, 1988
- Tel-Tech Devices, Inc.
- Robert Dhein
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Trademarklast 30 trademarks