MESSAGE STOPPER
Filed: January 4, 1988
ELECTRONIC CONTROLS FOR USE WITH TELEPHONES AND TELEPHONE ANSWERING MACHINES TO PREVENT A RECORDED MESSAGE FROM INTERFERING…
Owned by: DESIGNTECH INTERNATIONAL INC.
Serial Number: 73703799
MUSIC-ON-HOLD
Filed: November 28, 1995
call retention instruments for use on telephones, namely, electronic telephone hold switches that also function as electronic…
Owned by: DESIGNTECH INTERNATIONAL INC.
Serial Number: 75025163
SECURE START
Filed: November 14, 1996
radio transmitters and receivers to effect remote control of motor vehicle functions
Owned by: DESIGNTECH INTERNATIONAL INC.
Serial Number: 75223621
IN-USE INDICATOR
Communication devices, namely, electronic controls to prevent interference with the transmission of voice, data or facsimile…
Owned by: DESIGNTECH INTERNATIONAL INC.
Serial Number: 78110400
