Pipe cleaning apparatus
Description
FIG. 1 is a side perspective view of a pipe cleaning apparatus showing my new design;
FIG. 2 is a side elevational view taken from the right of FIG. 3;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a side elevational view taken from the left of FIG. 3;
FIG. 6 is a bottom view of FIG. 3;
FIG. 7 is a top view of FIG. 3; and,
FIG. 8 is a side elevational view thereof.
Referenced Cited
U.S. Patent Documents
D303855 | October 3, 1989 | Moss |
D315621 | March 19, 1991 | Layman et al. |
1787112 | December 1930 | King |
1803425 | May 1931 | Cunningham |
2057842 | October 1936 | Nielsen |
2461517 | February 1949 | Carnevale |
2568347 | September 1951 | Zundelius |
4206313 | June 3, 1980 | Cavoretto |
4257139 | March 24, 1981 | Yeo |
4771500 | September 20, 1988 | Kovacs |
4974280 | December 4, 1990 | Ward |
Patent History
Patent number: D347498
Type: Grant
Filed: Feb 13, 1990
Date of Patent: May 31, 1994
Inventor: Charles M. Cannon (Tulsa, OK)
Primary Examiner: A. Hugo Word
Assistant Examiner: Ruth McInroy
Attorney: Richard C. Litman
Application Number: 7/479,584
Type: Grant
Filed: Feb 13, 1990
Date of Patent: May 31, 1994
Inventor: Charles M. Cannon (Tulsa, OK)
Primary Examiner: A. Hugo Word
Assistant Examiner: Ruth McInroy
Attorney: Richard C. Litman
Application Number: 7/479,584
Classifications
Current U.S. Class:
Sewer Or Pipe Cleaner (D32/14)