Sprinkler cleaner
Description
FIG. 1 is an isometric view of a sprinkler cleaner, showing my new design;
FIG. 2 is a sectional view taken along lines 2--2 of FIG. 1; and
FIG. 3 is a sectional view taken along lines 3--3 of FIG. 1.
Referenced Cited
U.S. Patent Documents
63102 | March 1867 | Russ |
1076010 | October 1913 | Cameron |
1343705 | June 1920 | Bernz |
2473758 | June 1949 | Maitlen |
3316634 | May 1967 | Bliss |
Patent History
Patent number: D257940
Type: Grant
Filed: Jul 5, 1978
Date of Patent: Jan 20, 1981
Inventor: Harvey C. Holland (Chico, CA)
Primary Examiner: Catherine E. Kemper
Attorney: Bernhard Kreten
Application Number: 5/922,106
Type: Grant
Filed: Jul 5, 1978
Date of Patent: Jan 20, 1981
Inventor: Harvey C. Holland (Chico, CA)
Primary Examiner: Catherine E. Kemper
Attorney: Bernhard Kreten
Application Number: 5/922,106
Classifications
Current U.S. Class:
D/7161
International Classification: D0705;
International Classification: D0705;