Surface-cleaning apparatus
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Description
FIG. 1 is a rear perspective view of a surface-cleaning apparatus showing my new design;
FIG. 2 is a front perspective view thereof; and
FIG. 3 is a rear elevational view thereof.
The handle, which is shown in broken lines in FIG. 1 for illustrative purposes only and which forms no part of the claimed design, is omitted from the other views to show the device as it appears when used as a handtool. The bottom surface of the device is substantially planar and unornamented.
Referenced Cited
U.S. Patent Documents
D101322 | September 1936 | Beitman |
D122958 | October 1940 | Kneisley |
D166304 | April 1952 | Falls |
D213761 | April 1969 | Lee |
Patent History
Patent number: D252553
Type: Grant
Filed: Jan 14, 1977
Date of Patent: Aug 7, 1979
Assignee: Maschinenfabrik Von Arx AG (Sissach)
Inventor: Paul Dummermuth (Zunzgen)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Catherine Kemper
Attorney: Karl F. Ross
Application Number: 5/759,269
Type: Grant
Filed: Jan 14, 1977
Date of Patent: Aug 7, 1979
Assignee: Maschinenfabrik Von Arx AG (Sissach)
Inventor: Paul Dummermuth (Zunzgen)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Catherine Kemper
Attorney: Karl F. Ross
Application Number: 5/759,269
Classifications
Current U.S. Class:
D 8/62;
D15/48
International Classification: D0805; D1509;
International Classification: D0805; D1509;