Electrical and scientific apparatus Trademarks Filed in April 28, 1972
DORTROL

DORTROL

Filed: April 28, 1972
ELECTRIC DOOR CONTROL FEATURING A PHOTO ELECTRIC BEAM OPERATING AS A SENSING MECHANISM TO PERMIT THE OPENING AND CLOSING…
Owned by: TELECTRON, INC.
Serial Number: 72416895

ROCKY ROAD RECORDS RRR

ROCKY ROAD RECORDS RRR

Filed: April 28, 1972
PHONOGRAPH RECORDS
Owned by: COLON-UNITED RECORDS, INC.
Serial Number: 72422738

LINISTOR

LINISTOR

Filed: April 28, 1972
THERMISTOR ASSEMBLY HAVING A LINEAR NEGATIVE TEMPERATURE COEFFICIENT
Owned by: KEYSTONE CARBON COMPANY
Serial Number: 72422743

JOY OPTICS

JOY OPTICS

Filed: April 28, 1972
OPHTHALMIC SUPPLIES-NAMELY, EYEGLASS FRAMES, SUNGLASS FRAMES, EYEGLASSES, SUN GLASSES, EYEGLASS CASES AND EYEGLASS CHAINS…
Owned by: JOY OPTICS, INC.
Serial Number: 72422763

SIMOVERT

SIMOVERT

Filed: April 28, 1972
ELECTRICAL INVERTERS
Owned by: SIEMENS AKTIENGESELLSCHAFT
Serial Number: 72422773