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2450325 | Zirin | Sep 1948 | A |
2453292 | Zirin | Nov 1948 | A |
2490649 | Polis | Dec 1949 | A |
2600951 | Edwards | Jun 1952 | A |
3023005 | Hochman | Feb 1962 | A |
3635478 | Hatley | Jan 1972 | A |
4767119 | Fadner et al. | Aug 1988 | A |
4901962 | Greer | Feb 1990 | A |
4964023 | Nishizawa et al. | Oct 1990 | A |
4971278 | Woods | Nov 1990 | A |
5029797 | Levorchick et al. | Jul 1991 | A |
5280914 | Selby et al. | Jan 1994 | A |
5613602 | Lage et al. | Mar 1997 | A |
6079419 | Perlsweig | Jun 2000 | A |
6352229 | Adams | Mar 2002 | B1 |
Entry |
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US 2002/0105143A1—Patent Application Publication to Ellitt et al. Pub date: Aug. 8, 2002 App. date: Feb. 8, 2001 App. No. 09/779432. |