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Publication numberUSD228346 S
Publication typeGrant
Publication dateSep 11, 1973
Filing dateSep 20, 1971
Publication numberUS D228346 S, US D228346S, US-S-D228346, USD228346 S, USD228346S
InventorsAlfred M. Blumenfeld
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Automatic pipetting and analysis unit
US D228346 S
Abstract  available in
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Claims  available in
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.

FIG. 2

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.

I claim:

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