INTERTECH ENGINEERING ASSOCIATES, INC.

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DEDHAM, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Switch system for directing call from a calling to a receiving inst...
- Patent number 5,604,794
- Issue date Feb 18, 1997
- Intertech Engineering Associates, Inc.
- David A. Vogel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Switch device adapted to interface between an incoming telephone li...
- Patent number 5,056,132
- Issue date Oct 8, 1991
- Intertech Engineering Associates, Inc.
- Edward R. Coleman
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

Information Trademark
73799723 - BRANCH OFFICE
- Serial number 73799723
- Registration number 1616481
- Filing date May 12, 1989
- INTERTECH ENGINEERING ASSOCIATES, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
73534543 - IN-TUITION
- Serial number 73534543
- Registration number 1394700
- Filing date Apr 29, 1985
- INTERTECH ENGINEERING ASSOCIATES, INC.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments