CERAMAG
Filed: July 3, 1948
POWDERED MIXED FERRITES USED FOR MAKING CORES FOR HIGH FREQUENCY INDUCTANCE COILS
Owned by: STACKPOLE CARBON COMPANY
Serial Number: 71560729
CERAMAGNET
Filed: May 1, 1956
MAGNETS MADE FROM CERAMIC PERMANENT MAGNET MATERIAL
Owned by: STACKPOLE CARBON COMPANY
Serial Number: 72007460
Image Trademark
Filed: August 21, 1957
ELECTRONIC AND ELECTRICAL EQUIPMENT AND APPARATUS COMPONENTS AND MATERIALS-NAMELY, RESISTORS, RESISTANCE ELEMENTS, CAPACITORS…
Owned by: STACKPOLE CARBON COMPANY
Serial Number: 72035955
GRAPHANODE
Filed: January 8, 1958
GRAPHITE ANODES USED IN ELECTROLYSIS WORK
Owned by: STACKPOLE CARBON COMPANY
Serial Number: 72043633
STABILITE
Filed: March 9, 1964
VARIABLE RESISTOR OF CARBON COMPOSITION
Owned by: STACKPOLE CARBON COMPANY
Serial Number: 72188286
TRI-POWER
Filed: March 23, 1966
DYNAMO-ELECTRIC MACHINE BRUSHES
Owned by: STACKPOLE CARBON COMPANY
Serial Number: 72241694
STACKPOLE
Filed: May 20, 1974
BRUSHES FOR ELECTRICAL MACHINERY
Owned by: STACKPOLE CARBON COMPANY
Serial Number: 73021885
WEARSAVER
Filed: January 20, 1978
RESIN-BONDED MOLDED GRAPHITE SEALING RINGS
Owned by: STACKPOLE CARBON COMPANY
Serial Number: 73156003
HRV
Filed: March 12, 1979
Electrical Resistors
Owned by: STACKPOLE CARBON COMPANY
Serial Number: 73207074
STACKFOIL
Filed: November 13, 1979
Bearings Molded from Expanded Graphite
Owned by: STACKPOLE CARBON COMPANY
Serial Number: 73238845
