Automatic pipetting and analysis unit
US D228346 S
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Description (OCR text may contain errors)
United States Patent 0 w 228,346
Patented Sept. 11, 1973 AUTOMATIC PIPETTING AND ANALYSIS UNIT Alfred M. Blumenfeld, Melrose Park, Pa., assiguor to Micromedic Systems, Inc., Philadelphia, Pa.
Filed Sept. 20, 1971, Ser. No. 182,304
Term of patent 14 years Int. Cl. D1602 U.S. Cl. D162 C Des.
l'llillllllllll PM I.
ngl mllllml lll FIG. 1 is a front perspective view of an automatic pipetting and analysis unit showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a top plan view thereof; and
FIG. 5 is a right side elevational view thereof.
The ornamental design for an automatic pipetting and analysis unit, substantially as shown and described.
D. 225,990 D. 222,671 D. 210,721 D. 210,523 3,421,982 3,290,946
References Cited UNITED STATES PATENTS Van den Broek D162 C Blumenfeld D162 C Albrecht D16-2 C Albrecht D16-2 C Schultz 23-253 R Pursell 73425.6
JOEL STEARMAN, Primary Examiner N. C. HOLTJE, Assistant Examiner