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The ornamental design for a photometer, substantially as shown. |
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FIG. 1 is a top front perspective view of a photometer showing our new design;
FIG. 2 is a front elevation thereof;
FIG. 3 is a side elevation thereof; and
FIG. 4 is a top plan view thereof.
Frank, Edgar H., Haunold, Otto
| Patent | Priority | Assignee | Title |
| D269416, | Nov 11 1980 | Compur-Electronic GmbH | Photometer |
| D275225, | Oct 19 1981 | SCHIAPPARELLI BIOSYSTEMS, INC | Medical analyzer cabinet |
| D275841, | Feb 12 1982 | Flurometer | |
| D282724, | Sep 13 1983 | Miles Laboratories, Inc. | Spectro photometer |
| D283107, | Jul 29 1983 | Miles Laboratories, Inc. | Reflectance photometer |
| Patent | Priority | Assignee | Title |
| 3718439, | |||
| 3794469, | |||
| 211574, | |||
| 211634, | |||
| D245583, | Nov 07 1975 | Istituto Sieroterapico e Vaccinogeno Toscano "Sclavo" S.p.A. | Photometric analysis apparatus |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jun 26 1978 | Beckman Instruments, Inc. | (assignment on the face of the patent) | ||||
| Feb 03 1987 | BECKMAN INSTRUMENTS INC , | MICROBICS CORPORATION, A CORP OF CA | ASSIGNMENT OF ASSIGNORS INTEREST | 004708 | 0142 |
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