作者: Ronald S. Watters
DOI:
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摘要: A drywall knife with a retractable brace is disclosed. The comprises handle; substantially planar, flexible blade hingedly attached to the and having cross-member wherein handle defines at least one non-linear profile imparts blade. may further comprise defining two or more arcuate profiles, be positionable impart different profiles selectively define knobby contact surfaces contactable T-shaped, retractable.