Number | Name | Date | Kind |
---|---|---|---|
D295635 | Wells-Papanek et al. | May 1988 | |
5140677 | Fleming et al. | Aug 1992 |
Entry |
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"Hypercard Users Guide" copyright 1988 Apple Software p. 199. |
"Microsoft Windows 3.1 Users Guide" copyright 1992 Microsoft Corp. p. 101. |
"Mastering WordPerfect 5.1 for Windows" copyright 1992 Cybex Corp. p. 708. |
Number | Date | Country | |
---|---|---|---|
Parent | 434114 | Nov 1989 |