Number | Date | Country | Kind |
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7-207514 | Jul 1995 | JPX | |
8-204311 | Jul 1996 | JPX |
Number | Name | Date | Kind |
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5618227 | Tsutsumi et al. | Apr 1997 | |
5643405 | Bello et al. | Jul 1997 |
Number | Date | Country |
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A 0 588 055 | Mar 1994 | EPX |
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Applied Optics, vol. 33, No. 34, Dec. 1, 1994, Washington D.C., pp. 7945-7954, Haisma et al., "Improved Geometry of Double Sided . . .". |
IBM Technical Disclosure Bulletin, vol. 25, No. 9, Feb, 1, 1983, p. 4761, E. Mendel et al., "Reduction of Grinding and Lapping Defects". |