Number | Name | Date | Kind |
---|---|---|---|
4105224 | Rodebaugh et al. | Aug 1978 | |
4884826 | Slagsvol | Dec 1989 |
Entry |
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Various shapes of memo pads from "Current", 8-1985. |
Various shapes of memo pads from "Current", 1-1986. |
United States Statutory Invention Registration #H377, Greig, 12-1987, class 281 subclass 2. |