| Application number | Title of the application | Filing Date | Status |
|---|
| 07/433961 | DUAL CHANNEL HELICAL RECORDER | Nov 8, 1989 | Abandoned |
| 07/434532 | INFORMATION SIGNAL RECORDING SYSTEM | Nov 7, 1989 | Abandoned |
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| 07/408213 | APPARATUS FOR RECORDING, REPRODUCTION OF ERASING | Sep 17, 1989 | Abandoned |
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| 07/392361 | ROTATION CONTROL DEVICE | Aug 9, 1989 | Abandoned |
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| 07/374052 | TAPE RECORDING AND/OR REPRODUCING APPARATUS | Jun 29, 1989 | Abandoned |
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| 07/373792 | INFORMATION SIGNAL REPRODUCING APPARATUS | Jun 28, 1989 | Abandoned |
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[patent_doc_number] => 05060088
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[patent_kind] => NA
[patent_issue_date] => 1992-05-26
[patent_title] => 'Disk drive pulse detection method and circuit'
[patent_app_type] => 1
[patent_app_number] => 7/372274
[patent_app_country] => US
[patent_app_date] => 1989-06-27
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| 07/370990 | ERASING APPARATUS HAVING A TIMER TO RELEASE THE ERASE STANDBY MODE | Jun 25, 1989 | Abandoned |
Array
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Array
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Array
(
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| 07/369330 | STILL AND MOVING PICTURE RECORDING APPARATUS | Jun 20, 1989 | Abandoned |