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United States Patent	D271,085
Wohlers ,   et al.	October 25, 1983

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The ornamental design for a chromatographic on-column injector, as shown and described.

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Inventors:	Wohlers; Norman W. (Davis, CA), Jenkins; Rand G. (Fair Oaks, CA)
Assignee:	J & W Scientific, Inc. (Rancho Cordova, CA)
Appl. No.:	06/257,959
Filed:	April 27, 1981

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Current U.S. Class:	D10/46
Current International Class:	D1004; D2499
Field of Search:	D23/40 D10/46 D24/8

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References Cited

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U.S. Patent Documents

D245482	August 1977	Flinta et al.
D251011	February 1979	Krechel et al.
D266151	September 1982	Dawson

Other References

Sargent Scientific Laboratory Instruments, .COPYRGT.1961, p. 278, Item No. S-18821, Chromatographic Tube. . Cole-Parmer Cat.-1979-1980, p. 29, Universal Fraction Collector, Item No. 1473..

Primary Examiner: Ansher; Bernard
Attorney, Agent or Firm: Townsend and Townsend

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Description

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FIG. 1 is a front elevational view of a chromatographic capillary on-column injector, showing our new design, the rear elevational view being a mirror image thereof;

FIG. 2 is a top plan view;

FIG. 3 is a bottom plan view;

FIG. 4 is an elevational view of the right-hand side thereof; and,

FIG. 5 is an elevational view of the left-hand side thereof.

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