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6
Common metals and their alloys; metal building materials; transportable buildings of metal; materials of metal for railway tracks; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; safes; goods of common metal not included in other classes; ores.
oil well drilling and servicing tools including [ drill collars, stabilizers, ] hole openers, under reamers, rotary shoes, [shale bits,] key seat cutters,[ core tools,] and various milling cutters inluding whipstock mills, liner mills, liner hanger mills, section mills, junk mills and tubing mills
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7
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); agricultural implements other than hand-operated; incubators for eggs.
oil well drilling and servicing tools including [ drill collars, stabilizers, ] hole openers, under reamers, rotary shoes, [shale bits,] key seat cutters,[ core tools,] and various milling cutters inluding whipstock mills, liner mills, liner hanger mills, section mills, junk mills and tubing mills
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8
Hand tools and implements (hand-operated); cutlery; side arms; razors.
oil well drilling and servicing tools including [ drill collars, stabilizers, ] hole openers, under reamers, rotary shoes, [shale bits,] key seat cutters,[ core tools,] and various milling cutters inluding whipstock mills, liner mills, liner hanger mills, section mills, junk mills and tubing mills
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9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
oil well drilling and servicing tools including [ drill collars, stabilizers, ] hole openers, under reamers, rotary shoes, [shale bits,] key seat cutters,[ core tools,] and various milling cutters inluding whipstock mills, liner mills, liner hanger mills, section mills, junk mills and tubing mills
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11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes.
oil well drilling and servicing tools including [ drill collars, stabilizers, ] hole openers, under reamers, rotary shoes, [shale bits,] key seat cutters,[ core tools,] and various milling cutters inluding whipstock mills, liner mills, liner hanger mills, section mills, junk mills and tubing mills
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12
Vehicles; apparatus for locomotion by land, air or water.
oil well drilling and servicing tools including [ drill collars, stabilizers, ] hole openers, under reamers, rotary shoes, [shale bits,] key seat cutters,[ core tools,] and various milling cutters inluding whipstock mills, liner mills, liner hanger mills, section mills, junk mills and tubing mills
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16
Paper, cardboard and goods made from these materials, not included in other classes; printed matter; bookbinding material; photographs; stationery; adhesives for stationery or household purposes; artists' materials; paint brushes; typewriters and office requisites (except furniture); instructional and teaching material (except apparatus); plastic materials for packaging (not included in other classes); printers' type; printing blocks.
oil well drilling and servicing tools including [ drill collars, stabilizers, ] hole openers, under reamers, rotary shoes, [shale bits,] key seat cutters,[ core tools,] and various milling cutters inluding whipstock mills, liner mills, liner hanger mills, section mills, junk mills and tubing mills
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21
Household or kitchen utensils and containers; combs and sponges; brushes (except paint brushes); brush-making materials; articles for cleaning purposes; steelwool; unworked or semi-worked glass (except glass used in building); glassware, porcelain and earthenware not included in other classes.
oil well drilling and servicing tools including [ drill collars, stabilizers, ] hole openers, under reamers, rotary shoes, [shale bits,] key seat cutters,[ core tools,] and various milling cutters inluding whipstock mills, liner mills, liner hanger mills, section mills, junk mills and tubing mills
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28
Games and playthings; gymnastic and sporting articles not included in other classes; decorations for Christmas trees
oil well drilling and servicing tools including [ drill collars, stabilizers, ] hole openers, under reamers, rotary shoes, [shale bits,] key seat cutters,[ core tools,] and various milling cutters inluding whipstock mills, liner mills, liner hanger mills, section mills, junk mills and tubing mills