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
Classifications
Current U.S. Class: D 8/62; D15/48
International Classification: D0805; D1509;