December 1933 Electrical and scientific apparatus Trademarks by day
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Electrical and scientific apparatus Trademarks filed in December 1933
SAF-T-RAY

SAF-T-RAY

Filed: December 28, 1933
LIGHT SENSITIVE MEANS FOR PROTECTING PERSONS FROM POWER OPERATED DOORS WHILE PASSING THROUGH THE DOORWAYS THEREOF
Owned by: Westinghouse Electric & Manufacturing Company
Serial Number: 71345443

CHALLENGER

CHALLENGER

Filed: December 13, 1933
STORAGE BATTERIES
Owned by: YUROMGT, INC.
Serial Number: 71344914

GILBERT

GILBERT

Filed: December 8, 1933
CARPENTERS' SQUARES AND CARPENTERS' RULES
Owned by: A. C. GILBERT COMPANY, THE
Serial Number: 71344642