Electrical and scientific apparatus Trademarks Filed in September 7, 1955
MARCONI
Filed: September 7, 1955
WIRELESS TELEGRAPHIC AND TELEPHONIC TRANSMITTING AND RECEIVING PLANT FOR USE IN COMMUNICATIONS FOR TOLLS, AND COMPLETE WIRELESS…
Owned by: MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED
Serial Number: 71694325
HYDROGUARD
Filed: September 7, 1955
THERMOSTATIC WATER CONTROLLERS
Owned by: WATTS REGULATOR CO.
Serial Number: 71694331
