| PATENT ASSIGNEE'S COUNTRY | USA |
| UPDATE | 09.00 |
| PATENT ASSIGNEE | This data is not available for free |
| PATENT CLAIMS |
Reacting 1,6-di-Br-2-naphthol with Na sulfite; the IMPROVE MENT which comprises conducting reaction in water-glycol mixt as a solvent |
| PATENT PHOTOCOPY | Available on request |
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