Number | Date | Country | Kind |
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8-226293 | Aug 1996 | JPX |
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5649186 | Ferguson | Jul 1997 | |
5761418 | Francis et al. | Jun 1998 | |
5768578 | Kirk et al. | Jun 1998 |
Entry |
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Koster, "ALIWEB--Archie-like Indexing in the WEB", Computer Networks and ISDN System S 27, (1994) pp. 175-182. |