Number | Name | Date | Kind |
---|---|---|---|
459379 | Sander | Sep 1891 | |
769928 | Ziegler | Sep 1904 | |
2717101 | Van Handel | Sep 1955 | |
2804508 | Mastling et al. | Aug 1957 | |
3011691 | McGlynn et al. | Dec 1961 | |
3520495 | Sotani | Jul 1970 | |
4010839 | Guerrini et al. | Mar 1977 | |
4272201 | Steger | Jun 1981 |
Entry |
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Okcnogln, "Ribbon Cartridge", IBM Technical Disclosure Bulletin, vol. 22, No. 9, p. 4120, 2/80. |