Electrical and scientific apparatus Trademarks Filed in July 6, 1954
ALUMAR

ALUMAR

Filed: July 6, 1954
BARE ALUMINUM ARC EXPENDABLE WELDING ELECTRODES AND GAS WELDING ELECTRODES
Owned by: ARCOS CORPORATION
Serial Number: 71669387

ALUMEND

ALUMEND

Filed: July 6, 1954
COVERED ALUMINUM ARC EXPENDABLE WELDING ELECTRODES
Owned by: ARCOS CORPORATION
Serial Number: 71669390

RX

RX

Filed: July 6, 1954
GEARS, AND PARTICULARLY MINIATURE GEARS FOR INSTRUMENT PARTS
Owned by: INSTRU-LEC CORPORATION
Serial Number: 71669440

DUAL-BASE

DUAL-BASE

Filed: July 6, 1954
SLIDERULES
Owned by: PICKETT & ECKEL, INC.
Serial Number: 71669473

S SIERRA

S SIERRA

Filed: July 6, 1954
CARRIER FREQUENCY VOLTMETERS, LINE FAULT ANALYZERS, REFLECTION COEFFICIENT METERS, WAVE ANALYZERS, VARIABLE IMPEDANCE WATTMETERS…
Owned by: SIERRA ELECTRONIC CORPORATION
Serial Number: 71669490