Distillation flask
Karamian August 6, 1
U.S. patent number D318,917 [Application Number 07/273,499] was granted by the patent office on 1991-08-06 for distillation flask. Invention is credited to Narbik A. Karamian.
| United States Patent | D318,917 |
| Karamian | August 6, 1991 |
Distillation flask
Claims
The ornamental design for the distillation flask, as shown and described.
| Inventors: | Karamian; Narbik A. (Bethesda, MD) |
|---|---|
| Appl. No.: | 07/273,499 |
| Filed: | November 21, 1988 |
| Current U.S. Class: | D24/232; D24/224; D9/500 |
| Field of Search: | ;D24/8,9,23,29,31 ;215/6,10,31,228,365 ;422/102 ;435/240,284,296,298 |
References Cited [Referenced By]
U.S. Patent Documents
| D230775 | March 1974 | Frost |
| 3870602 | March 1975 | Fromann et al. |
| 4334028 | June 1982 | Carver |
| 4770854 | September 1988 | Zyman |
| 4976927 | December 1990 | Straus |
Assistant Examiner: Jackson; Marcus
Description
FIG. 1 is a front perspective view of a distillation flask showing my new design;
FIG. 2 is a rear perspective view thereof;
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