作者: Donald Westland
DOI:
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摘要: A two-way positionable copyholder is provided. copy support member of the which receives a document to be transcribed manually raiseable or lowerable and forwardly rearwardly tiltable. To this end, provided with slidable front leg pivotable rear leg. The supporting engages side member, pivoting mounts connecting tension bar connects legs together. forward end pivotally mounted sliding leg, whereas free detachably at selected positions along height varied by respect member. angle tilt repositioning