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The ornamental design for a duct, as shown and described.
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Cross Reference to Related Application: Ser. No. 29/129,102 of Sep. 7, 2000, Art Unit 2912, with the same title, "Duct", by same applicant.
FIG. 1 is a top view of a duct showing my new ornamental design.
FIG. 2 is a side view thereof.
FIG. 3 is a perspective view thereof.
FIG. 4 is a bottom view thereof; and,
FIG. 5 is an enlarged cross sectional view taken on line 5--5 of FIG. 2.
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Mar 30 2007 | THURMAN, WILLIAM E | Semco Incorporated | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 019116 | /0667 | |
| Jul 12 2007 | SEMCO, INCORPORATED | SEMCO DUCT AND ACOUSTICAL PRODUCTS, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 019899 | /0967 |
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