Combined electric periodontal brush and mounting bracket
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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
Foreign 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 |
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
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