Number | Name | Date | Kind |
---|---|---|---|
4663616 | Himelstein | May 1987 | |
4809346 | Shu | Feb 1989 | |
4809347 | Nash et al. | Feb 1989 | |
4813013 | Dunn | Mar 1989 | |
4852055 | Lapeyre | Jul 1989 |
Entry |
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Sutherland, I., Sketchpad: "A Man-Machine Graphical Communication System," Proceedings--Joint Computer Conference, 1963. |
Bier, E., "Snap-Dragging," Siggraph '86 Proceedings, vol. 20, No. 4, Aug. 18-22, 1986. |