QSIndustries Trademarks
SOUND OF POWER
Filed: March 8, 1990
digital electronic sound module for use in model railroading
Owned by: QSIndustries
Serial Number: 74036218
DCRU
Filed: June 28, 1991
electronic apparatus; namely, circuitry for motor controls for use in model railroad equipment
Owned by: QSIndustries
Serial Number: 74180939
ACRU
Filed: June 28, 1991
electronic apparatus; namely, circuitry for motor controls for use in model railroad equipment
Owned by: QSIndustries
Serial Number: 74181018