Number | Name | Date | Kind |
---|---|---|---|
3862802 | Till | Jan 1975 | |
3908981 | Naroff | Sep 1975 | |
4359217 | Roller et al. | Nov 1982 | |
4735409 | Brown | Apr 1988 | |
5090680 | Yashiro | Feb 1992 |
Number | Date | Country |
---|---|---|
0072562 | May 1982 | JPX |
Entry |
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Jennings, Reversible Paper Feed, Feb. 1972, IBM Technical Disclosure Bulletin vol. 14 No. 9, p. 2790. |
Jenkins, Sheet Flip Enhancer, Dec. 1980, IBM Technical Disclosure Bulletin vol. 23 No. 7A, pp. 2635-2636. |