Serial Number

72413040

Filing Date

Jan 19, 1972

Registration Date

May 8, 1973

Trademark by

DRESSER INDUSTRIES INC.

Classification Information

OIL WELL DRILLING MUD AND OIL WELL DRILLING MUD ADDITIVES-NAMELY, GROUND BARYTES

Chemicals

OIL TOOL PRODUCTS-NAMELY, PACKERS AND PUMPS, CHOKES, DEGASSERS AND SEPARATORS, AND REPLACEMENT PARTS THEREFOR AND FOR EARTH BORING EQUIPMENT, NAMELY ROCK BITS AND DRILLING TOOLS, AND REPLACEMENT PARTS THEREFOR

Yarns and Threads

WELL DRILLING DATA ACQUISITION AND MONITORING UNITS

Fancy Goods