Lab mixer

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Description

FIG. 1 is a front perspective view of a lab mixer showing my new design, with the shaft broken in the center to indicate indeterminate length;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a left side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D290393 June 16, 1987 Stevens et al.
D290394 June 16, 1987 Stevens et al.
D290395 June 16, 1987 Stevens et al.
Patent History
Patent number: D322322
Type: Grant
Filed: Sep 20, 1988
Date of Patent: Dec 10, 1991
Assignee: General Signal Corporation (Stamford, CT)
Inventors: Stephen L. Markle (Rochester, NY), William F. Hutchings (Fairport, NY), Daniel J. Bentley (Rochester, NY)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Marcus Jackson
Attorneys: Martin Lukacher, Milton E. Kleinman
Application Number: 7/247,126
Classifications
Current U.S. Class: Mixer Or Grinder (63) (D24/220)