WEATHERFORD OIL TOOL COMPANY, INC. Trademarks
CENTRI-FLO
Filed: June 5, 1961
CENTRALIZERS FOR OIL WELL CASING AND TUBING
Owned by: WEATHERFORD OIL TOOL COMPANY, INC.
Serial Number: 72121450
SPIRAL-FLO
Filed: June 5, 1961
CENTRALIZERS FOR OIL WELL CASING AND TUBING
Owned by: WEATHERFORD OIL TOOL COMPANY, INC.
Serial Number: 72121451