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FREE INK WRITING INSTRUMENT WITH MICROFLUIDIC VALVE
FREE INK WRITING INSTRUMENT WITH MICROFLUIDIC VALVE
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机译:带有微流控阀的免费墨水书写工具
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摘要
A writing instrument including a main body provided with a writing tip. The writing tip being supplied with ink by a free ink-type reservoir equipped with a pressure regulating device for regulating the pressure within the reservoir. The pressure regulating device includes at least one microfluidic valve.
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