TALK-A-PHONE CO. Trademarks
CHIEF
Filed: July 28, 1949
INTEROFFICE AND INTERPLANT TELEPHONIC COMMUNICATION APPARATUS CONSISTING OF SPEAKERS, AMPLIFIERS AND INTERCOMMUNICATING…
Owned by: TALK-A-PHONE CO.
Serial Number: 71582661
DYNASONIC
Filed: November 17, 1949
SELECTOR MECHANISM USED IN INTERPLANT AND INTEROFFICE TELEPHONIC COMMUNICATION APPARATUS
Owned by: TALK-A-PHONE CO.
Serial Number: 71587980
MULTI MAGIC
Filed: January 25, 1950
INTEROFFICE AND INTERPLANT TELEPHONIC COMMUNICATION APPARATUS CONSISTING OF SPEAKERS, AMPLIFIERS, AND INTERCOMMUNICATING…
Owned by: TALK-A-PHONE CO.
Serial Number: 71591441
