Liquid ring pump
Fitch August 23, 1
U.S. patent number D245,501 [Application Number 05/674,532] was granted by the patent office on 1977-08-23 for liquid ring pump. This patent grant is currently assigned to General Signal Corporation. Invention is credited to James B. Fitch.
| United States Patent | D245,501 |
| Fitch | August 23, 1977 |
Liquid ring pump
Claims
The ornamental design for liquid ring pump, as shown.
| Inventors: | Fitch; James B. (Marshfield, MA) |
|---|---|
| Assignee: | General Signal Corporation
(Rochester, NY) |
| Appl. No.: | 05/674,532 |
| Filed: | April 7, 1976 |
| Current U.S. Class: | D15/7 |
| Current International Class: | D1502 |
| Field of Search: | ;D65/1R,1A ;D15/7-9 ;217/68,69 |
References Cited [Referenced By]
U.S. Patent Documents
| 1847586 | March 1932 | Adams |
| 2416538 | February 1947 | Nelson |
| 3209987 | October 1965 | Jennings |
| 3846046 | November 1974 | Roe et al. |
| D140523 | March 1945 | Sevenson et al. |
| D195154 | April 1963 | Hamilton et al. |
| D197999 | April 1964 | Cordis |
| D202145 | August 1965 | Schroeder et al. |
| 1,116,339 | Nov 1961 | DT | |||
Attorney, Agent or Firm: Mednick; Jeffrey S.
Description
FIG. 1 is a top plan view of a liquid ring pump showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a right side elevational view thereof, and
FIG. 5 is a left side elevational view thereof.
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