Hand operated pump

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Description

FIG. 1 is a perspective view of a hand operated pump showing our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D304970 December 5, 1989 Gibb
D309174 July 10, 1990 Furusawa
D321037 October 22, 1991 Furusawa
D343397 January 18, 1994 Wong
2573375 October 1951 Winstead
5016894 May 21, 1991 Alioto
Patent History
Patent number: D351896
Type: Grant
Filed: Jun 9, 1993
Date of Patent: Oct 25, 1994
Inventors: Gregory S. Sundheim (Littleton, CO), John M. Sundheim (Denver, CO)
Primary Examiner: Ralf T. Seifert
Attorney: W. Scott Carson
Application Number: 0/9,258