Micropipetting device

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Description

FIG. 1 is a front elevational view of a micropipetting device, showing my new design, the rear elevational view being substantially a mirror image thereof;

FIG. 2 is an elevational view of the right hand side shown in FIG. 1;

FIG. 3 is an elevational view of the left hand side shown in FIG. 1;

FIG. 4 is a top plan view; and,

FIG. 5 is a bottom plan view.

Referenced Cited
U.S. Patent Documents
D252586 August 7, 1979 Kovach
D252823 September 4, 1979 Withers
3815790 June 1974 Allen
4084730 April 18, 1978 Franke et al.
4178803 December 18, 1979 Lee
Patent History
Patent number: D260554
Type: Grant
Filed: Apr 9, 1979
Date of Patent: Sep 1, 1981
Inventor: William J. Roach (Auburn, CA)
Primary Examiner: Bernard Ansher
Law Firm: Lothrop & West
Application Number: 6/28,086
Classifications
Current U.S. Class: D24/55
International Classification: D2402;