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An illustration drawing without any word(s), letter(s), or number(s)
Technical research in the field of oil and gas; conducting technical project studies in the field of design of computers; engineering services in the field of computers; quality control for others; consultancy in the field of energy-saving techniques and innovations; engineering drawing services; analysis for oil-field exploitation; analysis for oil-field exploitation; oil-well testing; oil prospecting; geological prospecting; geological research; chemical research; weather forecasting; vehicle roadworthiness testing; mechanical research; industrial design; architectural consultation; construction projects development; dress designing; computer software consultancy; authenticating works of art; graphic arts designing