发明名称 Bitewing holder
摘要 A plastic bite holder for securely holding a rigid cassette comprising a photoreceptor and a light proof cover for use as a dental x-ray imaging medium is described. The holder is molded into a single piece of polyethylene and has a tab onto which the patient bites, a backing plate and two gripping members for securely holding the cassette against the backing plate.
申请公布号 US4489427(A) 申请公布日期 1984.12.18
申请号 US19830561151 申请日期 1983.12.15
申请人 XEROX CORPORATION 发明人 ALLISON, KENNETH L.;GOMEZ, HELIO;MANCHEGO, ROBERT
分类号 G03B42/04;(IPC1-7):G03B41/16 主分类号 G03B42/04
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