RADIO FREQUENCY LABORATORIES, INC. Trademarks
MAGNETREATER
Filed: February 14, 1955
ELECTRICAL APPARATUS PROVIDING TIMED CURRENT PULSES
Owned by: RADIO FREQUENCY LABORATORIES, INC.
Serial Number: 71681635
SPACEWEIGHT
Filed: April 19, 1961
PAPER WEIGHT EMBODYING PERMANENT MAGNETS
Owned by: RADIO FREQUENCY LABORATORIES, INC.
Serial Number: 72118194
