Dental instrument sharpening stone system

Details Dental instrument sharpening stone system Dental instrument sharpening stone system

2007-05-15

2007-05-15

Manahan, Todd E. (Department: 3732)

Dentistry

Apparatus

Having means to emit radiation or facilitate viewing of the...

Reexamination Certificate

active

11220151

ABSTRACT:
A hand-held dental mirror carrying a sharpening stone for a dental instrument such as a curette, comprising a shaft supporting a mirror, a hand grip coupled to the shaft, and a sharpening stone coupled to the shaft.

REFERENCES:
patent: 881691 (1908-03-01), Hughes
patent: 1898422 (1933-02-01), Champlin
patent: 2469586 (1949-05-01), Wallace
patent: 3722146 (1973-03-01), Rodriguez et al.
patent: 3812626 (1974-05-01), Thompson
patent: 3986302 (1976-10-01), Biardi
patent: 4182037 (1980-01-01), Ellman et al.
patent: 6782576 (2004-08-01), Valencic et al.
patent: 553369 (1943-05-01), None

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