| Application number | Title of the application | Filing Date | Status |
|---|
| 09/460951 | METHOD OF MANUFACTURE OF DENTAL PORCELAIN HAVING SMALL LEUCITE CRYSTALLITES | Dec 13, 1999 | Abandoned |
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| 09/424811 | METHOD OF PRODUCING WATER-SOLUBLE GLASS FIBRES | Nov 29, 1999 | Abandoned |
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| 09/442394 | APPARATUS FOR DRAWING A FIBER | Nov 17, 1999 | Abandoned |
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| 09/364850 | BUSHING BLOCK MOUNTING FRAME | Jul 29, 1999 | Abandoned |