78124289
Apr 26, 2002
Machines and machine tools; apparatus used for the drilling of oil and gas; well cleaning apparatus, clean-up tools, casing scrapers and brush tools; milling and polishing tools used in oil and gas well bores; Machines and machine tools; apparatus used for the drilling of oil and gas; well cleaning apparatus, clean-up tools, casing scrapers and brush tools; milling and polishing tools used in oil and gas well bores
Machinery