Twin piston pump

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Information

Patent Grant
D369510

References
Source

Patent Number
D369,510
Date Filed
Friday, September 9, 1994
30 years ago
Date Issued
Tuesday, May 7, 1996
28 years ago

Inventors
- Richard G. Powers
- Drake L. Koch
Original Assignees
- Marlen Research Corporation
Examiners
- Seifert; Ralf
Agents
- Hovey, Williams, Timmons & Collins

US Classifications
- D07 - Equipment for preparing or serving food or drink not elsewhere specified
Field of Search
- US
- D07 376
- D07 368
- D07 412
- D07 414
- D07 415
- 241 821
- 241 825
- 241 30
- 015 7
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a twin piston pump, as shown and described.

US Referenced Citations (7)

Number	Name	Date	Kind
D195289	Cordis	May 1963
D196811	Laser	Nov 1963
D209922	Golding	Jan 1968
D319370	Otto	Aug 1991
D328003	Matson et al.	Jul 1992
D344208	Musseau	Feb 1994
1109800	Sorensen	Sep 1914