Liquid ring pump

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Information

Patent Grant
D294266

References
Source

Patent Number
D294,266
Date Filed
Thursday, May 8, 1986
38 years ago
Date Issued
Tuesday, February 16, 1988
36 years ago

Inventors
- Carl G. Dudeck
- Ole B. Olsen
Original Assignees
- The Nash Engineering Company
Examiners
- Burke; Wallace R.
- Vinson; Brian N.
Agents
- Jackson Robert R.

US Classifications
- D15 - Machines not elsewhere specified
Field of Search
- US
- D15 7
- D15 9
- 417 65-66
- 417 68-69
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a liquid ring pump, as shown and described.

US Referenced Citations (3)

Number	Name	Date	Kind
D285447	Dudeck et al.	Sep 1986
4521161	Olsen et al.	Jun 1985
4613283	Haavik	Sep 1986

Non-Patent Literature Citations (1)

Entry
Bulletin No. 704-A "Operation and Maintenance; Nash Two-Stage Vacuum Pump", Nash Engineering Company, Norwalk, Conn. (1984).