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The ornamental design for a portable spectrophotometer, as shown and described. |
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FIG. 1 is a perspective view of a portable spectrophotometer, showing our new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a side elevational view thereof;
FIG. 4 is a rear elevational view thereof;
FIG. 5 is a bottom plan view thereof; and
FIG. 6 is a sectional view taken on line 6--6 of FIG. 2.
Del Corno, Marco, Zeni, Sergio
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jul 20 1988 | Maxmeyer-Duco MM.D. S.p.A. | (assignment on the face of the patent) | / | |||
| Aug 02 1988 | DEL CORNO, MARCO | MAXMEYER-DUCO MM D S P A , VIA COMASINA, 121 - 20161 MILANO | ASSIGNMENT OF ASSIGNORS INTEREST | 004953 | /0628 | |
| Oct 29 1993 | MAXMEYER DUCO S P A | MAXMEYER CAR S R L | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 009207 | /0265 | |
| Dec 18 1996 | MAXMEYER CAR S R L | MAXMEYER DUCO S P A | MERGER SEE DOCUMENT FOR DETAILS | 009207 | /0301 |
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