BACK-UP
Filed: August 20, 1964
PIPE SUPPORTING WELL TOOL FOR USE ON OIL WELL DRILLING RIGS AND THE LIKE
Owned by: INTERNATIONAL TOOL COMPANY, INC.
Serial Number: 72200258
INTERNATIONAL TOOL CO., INC.
Filed: November 9, 1993
Kelly spinners and back up tools in the oil and gas drilling industry
Owned by: INTERNATIONAL TOOL COMPANY, INC.
Serial Number: 74455996
GRABRRR
Filed: January 27, 1994
post-mounted tong assemblies for use with hydraulic or pneumatic drill pipe make-up and breakout tools in the oil and gas…
Owned by: INTERNATIONAL TOOL COMPANY, INC.
Serial Number: 74483564
INTERNATIONAL TOOL CO., INC.
Filed: August 22, 1995
kelly spinners and back-up tongs for making up and breaking out drill pipes, casing and tubing for use in the oil and gas…
Owned by: INTERNATIONAL TOOL COMPANY, INC.
Serial Number: 74718762
