Number | Date | Country | Kind |
---|---|---|---|
52-59589 | May 1977 | JPX | |
52-60115 | May 1977 | JPX | |
52-60116 | May 1977 | JPX | |
52-60117 | May 1977 | JPX | |
52-61433 | May 1977 | JPX | |
52-61434 | May 1977 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3873972 | Levine | Mar 1975 | |
4048615 | Chuang et al. | Sep 1977 | |
4061998 | Ito | Dec 1977 | |
4107648 | Frank | Aug 1978 |
Number | Date | Country |
---|---|---|
1253302 | Nov 1971 | GBX |
Entry |
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Grimsdale et al., "A System for the Automatic Recognition of Patterns," Proc. of I.E.E., vol. 106, Pt. B, No. 26, Mar., 1959, pp. 210-221. |