Electrical and scientific apparatus Trademarks Filed in September 23, 1949
SYMPHONETTE RECORD
Filed: September 23, 1949
MECHANICALLY GROOVED PHONOGRAPH RECORDS AND REPRODUCER DISKS
Owned by: LONGINES-WITTNAUER WATCH CO., INC.
Serial Number: 71585241
MERCONTROL
Filed: September 23, 1949
CONTROLLING DEVICES, EMPLOYING ELECTRIC CIRCUIT CONTROLLING SWITCHES; NAMELY, [ VACUUM OPERATED ELECTRIC SWITCHES, ] PRESSURE…
Owned by: DWYER INSTRUMENTS, INC.
Serial Number: 71585243
MAGIC-HEET
Filed: September 23, 1949
FLUID EXPANSIVE THERMAL RESPONSIVE REGULATORS FOR GAS BURNERS
Owned by: A. O. SMITH CORPORATION
Serial Number: 71585249
