Environmental control apparatus Trademarks Filed in February 14, 1955
UPFLO
Filed: February 14, 1955
FLUID HEATERS FOR INDUSTRIAL PURPOSES
Owned by: BORN ENGINEERING COMPANY
Serial Number: 71681573
MAGNETREATER
Filed: February 14, 1955
ELECTRICAL APPARATUS PROVIDING TIMED CURRENT PULSES
Owned by: RADIO FREQUENCY LABORATORIES, INC.
Serial Number: 71681635
