Vacuum cleaner

- Dupro AG
Description

FIG. 1 is a front elevational view of a vacuum cleaner showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a bottom plan view thereof; and

FIG. 6 is a top plan view thereof; and

FIG. 7 is a perspective view thereof.

Referenced Cited
U.S. Patent Documents
D170256 August 1953 Dreyfuss
D215489 September 1969 Gantz
D220970 June 1971 Rawson, Jr. et al.
2854686 October 1958 Hansen
3079626 March 1963 Yonkers et al.
3193992 July 1965 Findley et al.
3213481 October 1965 Minerley
Patent History
Patent number: D277325
Type: Grant
Filed: Apr 19, 1982
Date of Patent: Jan 22, 1985
Assignee: Dupro AG (Romanshorn)
Inventor: Niklaus Hug (Romanshorn)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Lynn Wilder
Law Firm: Becker & Becker, Inc.
Application Number: 6/369,827