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The ornamental design for a grain bin with side walls having integral vertical stiffeners and air conduits, as shown and descirbed. |
FIG. 1 is a front side elevational view of a grain bin with side walls having integral vertical stiffeners and air conduits according to the present invention;
FIG. 2 is a top plan view thereof;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a rear side elevational view thereof;
FIG. 5 is a sectional view taken along lines 5--5 of FIG. 1; and,
FIG. 6 is a sectional view taken along lines 6--6 of FIG. 5.
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Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
Oct 23 1995 | MILLER, GEORGE E , JR | Butler Manufacturing Company | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007811 | /0340 | |
Nov 20 1995 | Butler Manufacturing Company | (assignment on the face of the patent) | / | |||
Jun 23 1997 | Butler Manufacturing Company | CTB, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 008669 | /0383 | |
Oct 01 2001 | CTB, INC | CTB IP, Inc | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 012463 | /0254 | |
Mar 27 2009 | CTB IP, Inc | CTB, INC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 022746 | /0835 |
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