Patent US 5797860A
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| Patent number | US 5797860A (click link for details and documents via Google Patents) |
|---|---|
| Title | Low profile vibrating floor mat |
| Inventors | Hiro Moriyasu |
| Company | Hiro Moriyasu |
| Filing date | 1996-07-26 |
| Grant date | 1996-07-26 |