| Application number | Title of the application | Filing Date | Status |
|---|
| 07/357785 | DRIVING CIRCUIT FOR VIBRATION WAVE DRIVEN MOTOR | May 29, 1989 | Abandoned |
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| 07/328255 | SPEED CONTROL CIRCUIT FOR TRIGGERING MOTORS | Feb 22, 1989 | Abandoned |
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| 07/297557 | MOTOR CONTROL SYSTEM | Jan 16, 1989 | Abandoned |
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| 07/296378 | CIRCUIT TO LIMIT SURGES INTO A DC-OPERATED LAMP | Jan 8, 1989 | Abandoned |
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