Combined gas treatment tube and enclosing guard tube

Description

FIG. 1 is a side elevational view of a combined gas treatment tube and enclosing guard tube, showing my new design, the opposite side elevational view being identical thereto;

FIG. 2 is a front elevational view thereof, the rear elevational view being identical thereto;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a perspective view thereof;

FIG. 6 is a side elevational view of a second embodiment of FIG. 1, the opposite side elevational view being identical thereto;

FIG. 7 is a front elevational view thereof, the rear elevational view being identical thereto;

FIG 8 is a top plan view thereof;

FIG. 9 is a bottom plan view thereof;

FIG. 10 is a perspective view thereof;

FIG. 11 is a side elevational view of a third embodiment of FIG. 1, the opposite side elevational view being identical thereto;

FIG. 12 is a front elevational view thereof, the rear elevational view being identical thereto;

FIG. 13 is a top plan view thereof;

FIG. 14 is a bottom plan view thereof; and

FIG. 15 is a perspective view thereof.

Claims

The ornamental design for a combined gas treatment tube and enclosing guard tube, as shown and described.

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Inventors:	Burger; Barry L. (Bellefonte, PA), McDevitt; John F. (State College, PA)
Assignee:	Supelco, Inc. (Bellefronte, PA)
Appl. No.:	07/038,805
Filed:	April 14, 1987

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Current U.S. Class:	D24/232
Field of Search:	;D24/1.1,7.8,29 ;55/25,58,62 ;502/51,52,38 ;585/446,467,470,474,475,481,486 ;34/15,22,36,79,80

Other References

Fisher Scientific 81 Catalog, .RTM.1980, Drierite Laboratory Gas Drying Unit, item #09-204, p. 284. . Analabs Chromatograhpy Supplies Catalog-1987, See through Gas Drier, p. 129..

Primary Examiner: Reid; Stella