April 1948 Electrical and scientific apparatus Trademarks by day
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Electrical and scientific apparatus Trademarks filed in April 1948
PICTAR

PICTAR

Filed: April 29, 1948
PICTURE VIEWERS-NAMELY, PORTABLE HAND MAGNIFYING APPARATUS FOR VIEWING STILL FILM PICTURES
Owned by: MAST DEVELOPMENT COMPANY, INC.
Serial Number: 71555829

STROMBERG-CARLSON

STROMBERG-CARLSON

Filed: April 28, 1948
[ TELEVISION RECEIVING SETS MOUNTED IN CABINETS; TELEVISION CHASIS, WITH OR WITHOUT RADIO RECEIVING SETS AND/OR SOUND REPRODUCING…
Owned by: STROMBERG-CARLSON CORPORATION
Serial Number: 71555778

D

D

Filed: April 26, 1948
LENSES AND PLATES EXCLUSIVE OF OPHTHALMIC LENSES FOR CORRECTION OF REFRACTIVE ERRORS OF THE EYE
Owned by: DOCKSON CORPORATION
Serial Number: 71555597

SERVOGRAPH

SERVOGRAPH

Filed: April 26, 1948
RECORDERS, OF THE STYLUS OPERATED, GRAPH PRODUCING TYPE FOR RECORDING VARIABLE VALUES, SUCH, FOR EXAMPLE, AS PRESSURE, TEMPERATURE…
Owned by: SERVO CORPORATION OF AMERICA
Serial Number: 71555632

DURAMATIC

DURAMATIC

Filed: April 24, 1948
STARTER SWITCHES FOR FLUORESCENT LAMPS
Owned by: DURA ELECTRIC LAMP CO., INC.
Serial Number: 71555488

THOR

THOR

Filed: April 24, 1948
AIR REGULATING GAUGES
Owned by: INDEPENDENT PNEUMATIC TOOL COMPANY
Serial Number: 71555515

AUDOGRAPH

AUDOGRAPH

Filed: April 23, 1948
SOUND RECORDING MACHINES, DICTATION MACHINES, TRANSCRIBING MACHINES, CARRYING CASES THEREFOR, BLANK RECORDS, MECHANICALLY…
Owned by: GRAY MANUFACTURING COMPANY, THE
Serial Number: 71555405

STANDARD

STANDARD

Filed: April 22, 1948
DIAL INDICATING GAGES, SNAP GAGES [, PLUG GAGES,] [ THREAD GAGES, ]BORE GAGES, [ AND MICROMETERS ]
Owned by: HEXAGON METROLOGY AB
Serial Number: 71559436

HI-MICRO

HI-MICRO

Filed: April 21, 1948
MICROMETERS
Owned by: L.S. STARRETT COMPANY, THE
Serial Number: 71555207

INLAND

INLAND

Filed: April 20, 1948
TESTING AND REPAIR BENCHES, SOLD AS A UNIT AND EQUIPPED WITH SOLDERING TORCHES AND HOSES, HOSES FOR AIR TESTING, PRESSURE…
Owned by: INLAND MANUFACTURING COMPANY
Serial Number: 71555105