O. S. WALKER COMPANY, INC. Trademarks
BUX
Filed: June 11, 1954
PORTABLE MAGNETIC DRILL PRESSES
Owned by: O. S. WALKER COMPANY, INC.
Serial Number: 71668075
ELECTROPERM
Filed: November 9, 1961
MAGNETIC CHUCKS, MAGNETIC HOLDING DEVICES, AND MAGNETIC LIFTING DEVICES
Owned by: O. S. WALKER COMPANY, INC.
Serial Number: 72131733
MAGNEMETRICS
Filed: July 5, 1968
APPARATUS FOR GENERATING AND MEASURING MAGNETIC FIELDS-NAMELY, FLUXMETERS, GAUSSMETERS, PERMEAMETERS, HYSTERESISGRAPHS,…
Owned by: O. S. WALKER COMPANY, INC.
Serial Number: 72302163
HEATMASTER
Filed: September 13, 1976
[ ELECTRICAL EQUIPMENT-NAMELY, ] ELECTROMAGNETS
Owned by: O. S. WALKER COMPANY, INC.
Serial Number: 73099738
