Dental hygiene device

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Description

FIG. 1 is a perspective view of a dental hygiene device showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view thereof;

FIG. 4 is a top plan view thereof; and,

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D190531 June 1961 Clark
D198789 August 1964 Trupp
D204547 April 1966 Trupp
D208053 July 1967 Trupp
D216981 March 1970 Trupp
3144867 August 1964 Trupp et al.
3393673 July 1968 Mattingly
3738006 June 1973 Lopez
Other references
  • Silverman's Dental-1981, .COPYRGT.1980, p. 44, Cetacaine Sprayer.
Patent History
Patent number: D269204
Type: Grant
Filed: Feb 5, 1981
Date of Patent: May 31, 1983
Inventor: Charles A. Trepp (Ventura, CA)
Primary Examiner: Bernard Ansher
Attorneys: Ralph B. Pastoriza, John E. Kelly
Application Number: 6/231,767
Classifications
Current U.S. Class: D24/15; D23/5
International Classification: D2402;