Electrical and scientific apparatus Trademarks Filed in January 6, 1954
SONOGEN
Filed: January 6, 1954
ELECTRICAL GENERATOR OF ULTRASONIC FREQUENCIES FOR THE ACTUATION OF PIEZO-ELECTRIC DEVICES
Owned by: BRANSON INSTRUMENTS, INC. and BRANSON INSTRUMENTS, INC.
Serial Number: 71659033
VIDIGAGE
Filed: January 6, 1954
ELECTRONIC DEVICES UTILIZING ULTRASONIC FREQUENCIES FOR MEASURING THICKNESS OR SOUND VELOCITIES AND FOR DETECTING FLAWS
Owned by: BRANSON INSTRUMENTS, INC.
Serial Number: 71659034
MEMORY MASTER
Filed: January 6, 1954
TIME SWITCHES
Owned by: PARAGON ELECTRIC COMPANY
Serial Number: 71659083