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The ornamental design for an instrument panel control knob unit, as shown and described. |
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FIG. 1 is a front perspective view of an instrument panel control knob unit showing my new design;
FIG. 2 is a side elevational view;
FIG. 3 is a front elevational view;
FIG. 4 is a rear perspective view;
FIG. 5 is a sectional view taken along line 5--5 of FIG. 4;
FIG. 6 is a sectional view taken along line 6--6 of FIG. 4.
The characteristic feature of my design resides in the three-lobed star wheel as best illustrated in FIGS. 1, 4, 5 and 6 of the drawing.
| Patent | Priority | Assignee | Title |
| 5765449, | Feb 27 1995 | Electric Hardware Corporation | Spring locking and release apparatus for knobs and knob-like structures |
| D611507, | May 22 2009 | Wheel |
| Patent | Priority | Assignee | Title |
| 3533304, | |||
| 3732748, | |||
| 4050327, | Mar 21 1975 | FLUROCARBON COMPANY, THE | Fast-make connection for a push-pull control cable assembly |
| D269409, | Aug 19 1981 | Hirsh Company | Knob |
| FR1100538, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Sep 11 1984 | GREGORY, TED W | ARENS CONTROLS, INC EVASTON,IL 60202 A CORP OF IL | ASSIGNMENT OF ASSIGNORS INTEREST | 004328 | /0028 | |
| Sep 27 1984 | Arens Controls, Inc. | (assignment on the face of the patent) | / | |||
| Jun 09 1988 | ARENS CONTROLS, INC | ARENS CONTROLS, INC | MERGER SEE DOCUMENT FOR DETAILS | 007715 | /0339 | |
| Jun 09 1988 | ARENS CONTROLS, INC | ARENS INDUSTRIES, INC | RECORD TO CORRECT THE ASSIGNEE PREVIOUSLY RECORDED ON REEL 7715 FRAME 339 SEE RECORD FOR DETAILS | 007854 | /0638 | |
| Nov 10 1995 | ARENS INDUSTRIES, INC , A NEVADA CORPORATION | ARENS CONTROLS COMPANY LLC | ASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS | 007749 | /0428 |
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