Number | Name | Date | Kind |
---|---|---|---|
D331769 | Stevenson | Dec 1992 | |
3412638 | Pease | Nov 1968 | |
4335642 | Pogoda | Jun 1982 | |
5637820 | Wittman | Jun 1997 |
Entry |
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Brochure: On Board Tuners, Author: On Board.TM. Research, 4851 Cedar Springs Rd., #178, Dallas, TX 75219 214/522-6275; 1990 OnBoard Research; Patents Pending. |