CENCO
Filed: April 20, 1925
BIT BRACES, AUGER BITS, SCREW CLAMPS, FIGURE DIES, LETTER DIES, DRILLS, FILES, GLASS CUTTERS, MOUNTED GRINDSTONES, HAMMERS…
Owned by: CENTRAL SCIENTIFIC COMPANY
Serial Number: 71213000
CENCO
Filed: May 26, 1947
[ WEIGHING SCALES; BAROMETERS; PRESSURE GAUGES; TITRATION APPARATUS; HYDROGENION-DETERMINATION APPARATUS; LIGHT-MEASURING…
Owned by: CENTRAL SCIENTIFIC COMPANY
Serial Number: 71523072
CENCO
Filed: May 26, 1947
DRY CELL BATTERIES, WET CELL BATTERIES, ELECTRIC MOTORS, ELECTRIC GENERATORS, RHEOSTATS, ELECTRIC KNIFE SWITCHES AND POINT…
Owned by: CENTRAL SCIENTIFIC COMPANY
Serial Number: 71523073
CENCO
Filed: May 26, 1947
LABORATORY BURNER STANDS AND BURNERS, OIL LAMP CHIMNEYS, AND AIR PRESSURE REGULATING VALVES FOR LABORATORY BURNERS, ETC
Owned by: CENTRAL SCIENTIFIC COMPANY
Serial Number: 71523075
CENCO
Filed: May 26, 1947
LUBRICATING GREASE FOR STOPCOCKS; OILS FOR USE PARTICULARLY AS LUBRICATING AND SEALING OIL FOR HIGH VACUUM PUMPS; PETROLEUM…
Owned by: CENTRAL SCIENTIFIC COMPANY
Serial Number: 71523076
CENCO
Filed: May 26, 1947
REAGENTS AND VOLUMETRIC SOLUTIONS FOR USE IN CHEMICAL, CLINICAL AND BIOLOGICAL LABORATORIES FOR TESTING PURPOSES INCLUDING…
Owned by: CENTRAL SCIENTIFIC COMPANY
Serial Number: 71523077
DUNOUY
Filed: April 13, 1948
APPLIANCES FOR MEASURING SURFACE TENSION
Owned by: CENTRAL SCIENTIFIC COMPANY
Serial Number: 71554475
LAB-JACK
Filed: April 5, 1954
GENERAL UTILITY ADJUSTABLE SUPPORTS FOR LABORATORY APPARATUS
Owned by: CENTRAL SCIENTIFIC COMPANY
Serial Number: 71663878
Image Trademark
Filed: April 7, 1994
full line of laboratory equipment for use in science education and instruction
Owned by: CENTRAL SCIENTIFIC COMPANY
Serial Number: 74510404
REFLECTIONS
Filed: April 7, 1994
publications, namely science information bulletins issued from time to time
Owned by: CENTRAL SCIENTIFIC COMPANY
Serial Number: 74510415
MICROCHEMS!
Filed: February 17, 1995
chemicals for use in science education and instruction
Owned by: CENTRAL SCIENTIFIC COMPANY
Serial Number: 74635821
