Piston hand pump for fuel, oil and chemicals
Latest Great Plains Industries, Inc. Patents:
Description
FIG. 1 is a front elevational view of a piston hand pump for fuel, oil and chemicals showing our new design;
FIG. 2 is a rear elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is an elevational view of one side thereof;
FIG. 5 is an elevational view of the other side thereof; and
FIG. 6 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
D224594 | August 1972 | Eves et al. |
D253297 | October 30, 1979 | Digney et al. |
2784676 | March 1957 | Woodward |
3034450 | May 1962 | Kruckeberg |
Patent History
Patent number: D308567
Type: Grant
Filed: Nov 10, 1987
Date of Patent: Jun 12, 1990
Assignee: Great Plains Industries, Inc. (Wichita, KS)
Inventors: Frank J. Russold (Wichita, KS), Fred L. Laqua (Wichita, KS)
Primary Examiner: Susan J. Lucas
Assistant Examiner: M. H. Tung
Attorney: Bill D. McCarthy
Application Number: 7/119,322
Type: Grant
Filed: Nov 10, 1987
Date of Patent: Jun 12, 1990
Assignee: Great Plains Industries, Inc. (Wichita, KS)
Inventors: Frank J. Russold (Wichita, KS), Fred L. Laqua (Wichita, KS)
Primary Examiner: Susan J. Lucas
Assistant Examiner: M. H. Tung
Attorney: Bill D. McCarthy
Application Number: 7/119,322
Classifications
Current U.S. Class:
Hand Or Foot Operated Pump Or Well Curb (D23/231)