Electrical and scientific apparatus Trademarks Filed in August 20, 1925
RAYTHEON
Filed: August 20, 1925
RECTIFIER TUBES
Owned by: AMERICAN APPLIANCE CO.
Serial Number: 71219101
KLIXON
Filed: August 20, 1925
THERMOSTATIC CONTROLS
Owned by: SPENCER THERMOSTAT COMPANY
Serial Number: 71219150
