Electrical and scientific apparatus Trademarks Filed in October 29, 1948
ALLEN
Filed: October 29, 1948
APPARATUS FOR TESTING, ANALYZING, AND SYNCHRONIZING INTERNAL COMBUSTION ENGINES, IGNITION SYSTEMS, MOTORS, GENERATORS, AND…
Owned by: ALLEN ELECTRIC AND EQUIPMENT COMPANY
Serial Number: 71567841
OHMITE
Filed: October 29, 1948
RESISTORS, RHEOSTATS, CHOKES, AND TAP SWITCHES
Owned by: OHMITE MANUFACTURING COMPANY, INC.
Serial Number: 71567873
"OILWELL"
Filed: October 29, 1948
[BULL PLUGS, SWAGED NIPPLES, FLOW T'S, CASING HEADS, [TUBING HEADS, AND COMBINATION CASING AND TUBING HEADS ], ALL BEING…
Owned by: NATIONAL OILWELL VARCO, L.P.
Serial Number: 71567874
