Number | Name | Date | Kind |
---|---|---|---|
4531186 | Knapman | Jul 1985 | |
4769772 | Dwyer | Sep 1988 | |
4956774 | Shibamiya | Sep 1990 | |
5043872 | Cheng | Aug 1991 | |
5091852 | Tsuchida | Feb 1992 |
Entry |
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Chen et al, "Distributed Query Processing in a Multiple Database System", IEEE 1989, pp. 390-398. |