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The ornamental design for a combined gas treatment tube and enclosing guard tube, as shown and described. |
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.
McDevitt, John F., Burger, Barry L.
Patent | Priority | Assignee | Title |
D360265, | Mar 07 1994 | Chromatography Research Supplies, Inc. | Manifold connector |
D555067, | Dec 30 2005 | Oil tank with transparent sides | |
D653760, | Aug 31 2010 | FRESHRAIN, LLC | Vapor ion plasma generator |
D905868, | Sep 20 2017 | Emulate, Inc | Gas regulatory pressure vessel |
Patent | Priority | Assignee | Title |
Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Apr 14 1987 | Supelco, Inc. | (assignment on the face of the patent) | / | |||
May 05 1987 | BURGER, BARRY L | SUPELCO, INC , A DE CORP | ASSIGNMENT OF ASSIGNORS INTEREST | 005602 | /0501 | |
May 06 1987 | MCDEVITT, JOHN F | SUPELCO, INC , A DE CORP | ASSIGNMENT OF ASSIGNORS INTEREST | 005602 | /0501 | |
May 06 1993 | SUPELCO, INC | S A C CORPORATION | CORRECTIVE ASSIGNMENT TO CORRECT ASSIGNMENT PREVIOUSLY RECORDED ON REEL 6554 FRAME 0035 | 006677 | /0797 | |
May 13 1993 | S A C CORPORATION | SUPELCO, INC | CHANGE OF NAME SEE DOCUMENT FOR DETAILS | 007082 | /0090 | |
Apr 08 1997 | SUPELCO, INC | Sigma-Aldrich Company | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008595 | /0174 |
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