Combined electric periodontal brush and mounting bracket

Description

FIG. 1 is a front elevational view of a combined electric periodontal brush and mounting bracket showing our new design;

FIG. 2 is a side elevational view thereof, the opposite side being a mirror image;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a front elevational view of the brush, the mounting bracket being omitted;

FIG. 7 is a side elevational view thereof;

FIG. 8 is a rear elevational view thereof;

FIG. 9 is a bottom plan view thereof;

FIG. 10 is a top plan view thereof.

The mounting bracket is omitted from FIGS. 6 through 10 for purposes of disclosure.

Referenced Cited
U.S. Patent Documents
D147151 July 1947 Schinske
D199728 December 1964 Hall
D207094 March 1967 Rakocy
D228983 November 1973 Gerardus
D283374 April 15, 1986 Ng Cheuk-Yiu
2140307 December 1938 Belaschk et al.
2598275 May 1952 Lakin
3277358 October 1966 Nicholl
4156620 May 29, 1979 Clemens
Foreign Patent Documents
2368854 May 1978 FRX
Patent History
Patent number: D303876
Type: Grant
Filed: Feb 6, 1986
Date of Patent: Oct 10, 1989
Assignee: Dental Research Corporation (Tucker, GA)
Inventors: George S. Clemens (Northfield, IL), Spencer L. Mackay (Agoura Hills, CA)
Primary Examiner: Susan J. Lucas
Law Firm: Watts, Hoffmann, Fisher & Heinke Co.
Application Number: 6/827,275
Classifications
Current U.S. Class: D/4101