Chromatography column

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Description

FIG. 1 is a perspective view of a chromatography column, showing my new design;

FIG. 2 is a front elevational view thereof, with all other sides being identical thereto; and

FIG. 3 is an end elevational view thereof, the opposite end elevational view being identical thereto.

Referenced Cited
U.S. Patent Documents
D285290 August 26, 1986 Shalon et al.
3904527 September 1975 Wilhelmson et al.
4496461 January 29, 1985 Leeke et al.
4557830 December 10, 1985 Onitsuka et al.
Patent History
Patent number: D320949
Type: Grant
Filed: Jun 16, 1989
Date of Patent: Oct 22, 1991
Inventor: Henry B. Kopf (Cary, NC)
Primary Examiner: Stella Reid
Attorney: Steven J. Hultquist
Application Number: 7/367,212
Classifications
Current U.S. Class: Chemical (12) (D10/81)