Colorimeter
Sierra , et al. November 12, 1
U.S. patent number D321,488 [Application Number 07/188,532] was granted by the patent office on 1991-11-12 for colorimeter. This patent grant is currently assigned to Boehringer Mannheim Corporation. Invention is credited to George H. Sierra, Robert B. Summers.
| United States Patent | D321,488 |
| Sierra , et al. | November 12, 1991 |
Colorimeter
Claims
The ornamental design for a colorimeter, as shown.
| Inventors: | Sierra; George H. (Indianapolis, IN), Summers; Robert B. (Indianapolis, IN) |
|---|---|
| Assignee: | Boehringer Mannheim Corporation
(Indianapolis, IN) |
| Appl. No.: | 07/188,532 |
| Filed: | April 29, 1988 |
| Current U.S. Class: | D10/81 |
| Field of Search: | ;D10/46,81 ;D14/100 ;356/42,421,422,423,424,425,446,4D ;364/413.09,526 ;436/7,8 |
References Cited [Referenced By]
U.S. Patent Documents
| D282644 | February 1986 | Collister |
| D292277 | October 1987 | Collister et al. |
| D312621 | December 1990 | Soren et al. |
| 4552458 | November 1985 | Lowne |
| 4871258 | October 1989 | Herpichbochn et al. |
Assistant Examiner: Davis; Antoine D.
Attorney, Agent or Firm: Barnes & Thornburg
Description
FIG. 1 is a top plan view of a colorimeter showing our new design;
FIG. 2 is a front elevational view;
FIG. 3 is a right side elevational view;
FIG. 4 is a rear elevational view;
FIG. 5 is a left side elevational view; and
FIG. 6 is a bottom plan view thereof.
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