1950 Electrical and scientific apparatus Trademarks by month
Electrical and scientific apparatus Trademarks filed in 1950
RADIASTAT

RADIASTAT

Filed: December 22, 1950
THEATRE LIGHT DIMMERS OF THE AUTO-TRANSFORMER TYPE
Owned by: WARD LEONARD ELECTRIC COMPANY
Serial Number: 71608026

ROTOLECTOR

ROTOLECTOR

Filed: December 22, 1950
ROTARY SELECTOR SWITCHES FOR ELECTRIC LIGHTING
Owned by: KLIEGL BROS. UNIVERSAL ELECTRIC STAGE LIGHTING CO., INC.
Serial Number: 71608009

STYRACON

STYRACON

Filed: December 16, 1950
ELECTRICAL CONDENSERS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71607777

PINHEAD

PINHEAD

Filed: December 16, 1950
ELECTRICAL CONDENSERS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71607776

ESTAR

ESTAR

Filed: December 16, 1950
ELECTRICAL CONDENSERS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71607775

CLORINOL

CLORINOL

Filed: December 16, 1950
ELECTRICAL CONDENSERS
Owned by: SPRAGUE ELECTRIC COMPANY
Serial Number: 71607774

SIL

SIL

Filed: December 16, 1950
METALLIC FRAME FOR SPECTACLES
Owned by: SOCIETE A RESPONSABILITE LIMITEE: SOCIETE INDUSTRIELLE DE LUNETTERIE
Serial Number: 71607771

REAC

REAC

Filed: December 14, 1950
ELECTRONIC ANALOGUE COMPUTERS
Owned by: REEVES INSTRUMENT CORPORATION
Serial Number: 71607683

CGE PARIS

CGE PARIS

Filed: December 12, 1950
ELECTRIC GENERATORS AND MOTORS, ELECTRIC BATTERIES AND ACCUMULATORS, ELECTRIC TRANSFORMERS, ELECTRIC SWITCHES AND CIRCUIT…
Owned by: COMPAGNIE GENERALE D'ELECTRICITE
Serial Number: 71607580

ANCHOR

ANCHOR

Filed: December 12, 1950
[ BINOCULARS AND ] MAGNIFIERS
Owned by: EDMUND OPTICS, INC.
Serial Number: 71607582

TWEEZER-WELD

TWEEZER-WELD

Filed: December 11, 1950
CONDENSER POWER UNITS AND ELECTRIC WELDING APPARATUS
Owned by: FEDERAL TOOL ENGINEERING, INC.
Serial Number: 71607543

GRAPHIC

GRAPHIC

Filed: December 7, 1950
PHOTOGRAPHIC EQUIPMENT, AND/OR PHOTOGRAPHIC ACCESSORIES [ AND/OR PHOTOGRAPHIC SUPPLIES ] -NAMELY, CAMERAS; LENS BOARDS; […
Owned by: SAKAI SPECIAL CAMERA MFG. CO., LTD.
Serial Number: 71607384

COCHRANE

COCHRANE

Filed: December 7, 1950
[ SETTLING TANKS AND RECEIVING TANKS FOR HOLDING LIQUIDS ]
Owned by: NEWTERRA CORPORATION, INC.
Serial Number: 71607375

MOTOR MINDER

MOTOR MINDER

Filed: December 5, 1950
INTERNAL COMBUSTON ENGINE OPERATION AND EFFICIENCY INDICATOR ADAPTED TO BE MOUNTED ON THE DASH OF AN AUTOMOTIVE VEHICLE,…
Owned by: STEWART-WARNER INSTRUMENT CORPORATION
Serial Number: 71607276

SERVOTHERM

SERVOTHERM

Filed: November 24, 1950
HEAT-RESPONSIVE ELECTRICAL ELEMENTS AND DEVICES-NAMELY, BOLOMETERS, RADIATION PYROMETERS, AND AUXILIARY PARTS-NAMELY AMPLIFIERS…
Owned by: SERVO CORPORATION OF AMERICA
Serial Number: 71606902

VISUAL AMERICANA

VISUAL AMERICANA

Filed: November 22, 1950
FILM STRIPS, MOTION PICTURE FILMS AND STILL PICTURE FILMS
Owned by: GOLDNER, ORVILLE C.
Serial Number: 71606771

WIREWATT

WIREWATT

Filed: November 21, 1950
ELECTRICAL CIRCUIT CONTROL ELEMENTS-NAMELY, RESISTORS
Owned by: OHMITE MANUFACTURING COMPANY, INC.
Serial Number: 71606721

FALCON

FALCON

Filed: November 21, 1950
GROOVED PHONOGRAPH RECORDS
Owned by: FALCON RECORD COMPANY, THE
Serial Number: 71606703

TIREFLATOR

TIREFLATOR

Filed: November 17, 1950
AUTOMATIC AIR MEASURING APPARATUS FOR USE IN THE INFLATION OF TIRES AND OTHER CONTAINERS TO A PRESELECTED PRESSURE
Owned by: JOHN WOOD COMPANY
Serial Number: 71606585

MINI-LINE

MINI-LINE

Filed: November 14, 1950
FLUID PRESSURE CONTROL INSTRUMENT FOR SUPPLYING AND INDICATING SELECTED CONTROL PRESSURES, UNIT COMPRISING AUTOMATIC-MANUAL…
Owned by: ELSAG INTERNATIONAL B.V.
Serial Number: 71607206