Waste disposal chute or similar article
Description
FIG. 1 is a perspective view of a waste disposal chute showing my new design;
FIG. 2 is a left side elevational view thereof;
FIG. 3 is a front elevational view thereof;
FIG. 4 is a top plan view thereof; and,
FIG. 5 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
596686 | January 1898 | Thompson |
773596 | November 1904 | Roenius |
1013504 | January 1912 | McNamara |
1538240 | May 1925 | Claudepierre |
3182903 | May 1965 | Marton |
4640403 | February 3, 1987 | McDermott |
1025054 | February 1985 | GBX |
Patent History
Patent number: D328174
Type: Grant
Filed: Apr 19, 1990
Date of Patent: Jul 21, 1992
Assignee: D.W. Watkins Ltd. (Lichfield)
Inventor: David W. Watkins (Lichfield)
Primary Examiner: Wallace R. Burke
Assistant Examiner: H. Baynham
Law Firm: Fay, Sharpe, Beall, Fagan, Minnich & McKee
Application Number: 7/511,388
Type: Grant
Filed: Apr 19, 1990
Date of Patent: Jul 21, 1992
Assignee: D.W. Watkins Ltd. (Lichfield)
Inventor: David W. Watkins (Lichfield)
Primary Examiner: Wallace R. Burke
Assistant Examiner: H. Baynham
Law Firm: Fay, Sharpe, Beall, Fagan, Minnich & McKee
Application Number: 7/511,388
Classifications
Current U.S. Class:
Conveying, Lifting, Or Transferring Article (D34/28)