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			 The ornamental design for an analytic colormetric instrument, as shown and described.  | 
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FIG. 1 is a top plan view of an analytic colormetric instrument showing my new design;
FIG. 2 is a front elevational view;
FIG. 3 is a rear elevational view;
FIG. 4 is a bottom plan view;
FIG. 5 is a right side elevational view;
FIG. 6 is a left side elevational view thereof.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc | 
| Sep 16 1988 | Exocell, Inc. | (assignment on the face of the patent) | / | |||
| Nov 02 1988 | NEUMAN, ROBERT G | EXOCELL, INC , A CORP OF PA | ASSIGNMENT OF ASSIGNORS INTEREST | 004982 | /0259 | 
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