Tank cleaning spray head
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Description
FIG. 1 is a side elevational view of a tank cleaning spray head showing my new design;
FIG. 2 is another side elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a side elevational view thereof, of the opposite side of FIG. 2; and,
FIG. 5 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
1276245 | August 1918 | Millard et al. |
2954038 | September 1960 | Girard |
3529774 | September 1970 | Apri |
3592575 | July 1971 | Jaeger |
3776464 | December 1973 | Proffit |
Patent History
Patent number: D293812
Type: Grant
Filed: Jul 31, 1985
Date of Patent: Jan 19, 1988
Assignee: Holdren Brothers, Inc. (West Liberty, OH)
Inventor: Samuel O. Roth (West Liberty, OH)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Ruth Takemoto
Law Firm: Biebel, French & Nauman
Application Number: 6/761,621
Type: Grant
Filed: Jul 31, 1985
Date of Patent: Jan 19, 1988
Assignee: Holdren Brothers, Inc. (West Liberty, OH)
Inventor: Samuel O. Roth (West Liberty, OH)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Ruth Takemoto
Law Firm: Biebel, French & Nauman
Application Number: 6/761,621
Classifications