Short-tube heatless concentrator
Spock December 11, 1
U.S. patent number D312,875 [Application Number 07/133,693] was granted by the patent office on 1990-12-11 for short-tube heatless concentrator. This patent grant is currently assigned to Supelco Incorporated. Invention is credited to Paul S. Spock.
| United States Patent | D312,875 |
| Spock | December 11, 1990 |
Short-tube heatless concentrator
Claims
The ornamental design for a short-tube heatless concentrator, as shown and described.
| Inventors: | Spock; Paul S. (Spring Mills, PA) |
|---|---|
| Assignee: | Supelco Incorporated
(Bellefonte, PA) |
| Appl. No.: | 07/133,693 |
| Filed: | December 16, 1987 |
| Current U.S. Class: | D24/231; D24/112 |
| Field of Search: | ;D24/8,99,29 ;422/99,102,103 |
References Cited [Referenced By]
U.S. Patent Documents
| D296241 | June 1988 | Miskinis |
| 4391779 | July 1983 | Miskinis |
Assistant Examiner: Reid; Stella M.
Description
FIG. 1 is a front elevational view of a short-tube heatless concentrator, showing my new design;
FIG. 2 is a side elevational view thereof, turned 90.degree. with respect to FIG. 1;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof; and
FIG. 5 is a perspective view thereof.
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