Number | Name | Date | Kind |
---|---|---|---|
2380026 | Clarke | Jul 1945 | |
3967874 | Calabro | Jul 1976 | |
5136465 | Benck et al. | Aug 1992 | |
5202816 | DeWilde | Apr 1993 | |
5210680 | Scheibler | May 1993 | |
5218514 | Huynh | Jun 1993 | |
5237484 | Ferchau | Aug 1993 | |
5422787 | Gourdine | Jun 1995 |
Entry |
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"Data . . . Floor", Research Disclosure, Apr. 1986, #26472, Kenneth Mason Publ. England. |