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NTIS 바로가기국가/구분 | United States(US) Patent 등록 |
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국제특허분류(IPC7판) |
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출원번호 | US-0563611 (1990-08-07) |
발명자 / 주소 |
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출원인 / 주소 |
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인용정보 | 피인용 횟수 : 18 인용 특허 : 0 |
A method for engraving a series of consecutive cells in a solid surface, such as a liquid transfer surface, by impinging on the surface a pulsed laser beam in which the pulses of the laser beam are formed in a series of consecutive groups of two or more consecutive pulses and each of said groups for
A method for engraving a series of consecutive cells in at least a portion of a solid surface of a liquid transfer roll by impinging on the solid surface a pulsed laser beam in relative motion with said surface and wherein the pulses of the laser beam are formed in a series of consecutive groups wit
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