Number | Name | Date | Kind |
---|---|---|---|
999539 | Anderson | Aug 1911 | |
2505814 | Voorhorst | May 1950 | |
3136082 | Slover | Jun 1964 | |
4546947 | Gesten | Oct 1985 | |
4635893 | Nelson | Jan 1987 | |
4671688 | Brashears | Jun 1987 | |
4778128 | Evenson | Oct 1988 | |
5028048 | Watson et al. | Jul 1991 | |
5177665 | Frank et al. | Jan 1993 | |
5193925 | Foulke | Mar 1993 |
Number | Date | Country |
---|---|---|
1359013 | Sep 1964 | FRX |
1390426 | Jan 1965 | FRX |
Entry |
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Keyboard Cover/Copyholder-Two Products In One. |
Hard Top Keyboard Covers, by Basic Needs, Inc., p. 501. |
Keyboard Cover and Copyholder, by Basic Needs, Inc., p. 501. |
Hard Keyboard Cover, CompUSA-The Computer SuperStore catalog, p. 53. |