Root irrigator

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Description

FIG. 1 is a top plan view of a root irrigator showing my new design;

FIG. 2 is a bottom plan view thereof;

FIG. 3 is a left side elevational view thereof, the right side being a mirror image of the left side shown; and

FIG. 4 is a front elevational view thereof.

Referenced Cited
U.S. Patent Documents
D158596 May 1950 Laek
D204288 April 1966 Cefaldo
D253224 October 23, 1979 Roehrieh
584886 June 1897 Mead
666072 January 1901 Sherman
903452 November 1908 Cleveland
1029107 June 1917 Couls
2105800 January 1938 Watkins
2909328 October 1959 Babyak
4087938 May 9, 1978 Koch
4300309 November 17, 1981 Mincy
Patent History
Patent number: D278076
Type: Grant
Filed: Jun 23, 1982
Date of Patent: Mar 19, 1985
Inventor: Darwin E. Dryden (Tulsa, OK)
Primary Examiner: James R. Largen
Law Firm: Head, Johnson & Stevenson
Application Number: 6/391,364
Classifications
Current U.S. Class: D23/1; 47/485