Carpet cleaning tool
Description
FIG. 1 is a bottom perspective view of a carpet cleaning tool, showing my new design;
FIG. 2 is a top perspective view thereof;
FIG. 3 is a sectional view, taken along lines 3--3 of FIG. 5;
FIG. 4 is a bottom plan view; and
FIG. 5 is a top plan view.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
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| D213016 | December 1968 | Kleemeier et al. |
| D217736 | June 1970 | Marsee |
| D251539 | April 10, 1979 | Kupperman et al. |
| D272235 | January 17, 1984 | Orlando |
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| 2336357 | December 1943 | Hixson |
| 2516491 | July 1950 | Swastek |
| 2532429 | December 1950 | Sparkman |
| 3838474 | October 1974 | Erickson |
| 4566148 | January 28, 1986 | Rolin |
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Patent History
Patent number: D319119
Type: Grant
Filed: Jan 14, 1988
Date of Patent: Aug 13, 1991
Assignee: Shell Chemical (Australia) Proprietory Limited (Melbourne)
Inventor: James E. Calnin (Glen Waverley)
Primary Examiner: James R. Largen
Assistant Examiner: Doris V. Coles
Law Firm: Darby & Darby
Application Number: 7/143,701
Type: Grant
Filed: Jan 14, 1988
Date of Patent: Aug 13, 1991
Assignee: Shell Chemical (Australia) Proprietory Limited (Melbourne)
Inventor: James E. Calnin (Glen Waverley)
Primary Examiner: James R. Largen
Assistant Examiner: Doris V. Coles
Law Firm: Darby & Darby
Application Number: 7/143,701
Classifications
Current U.S. Class:
Laundering, Cleaning, Or Drying Tools Or Implements (D32/35)