Number | Name | Date | Kind |
---|---|---|---|
700722 | Appel | May 1902 | |
3227444 | Egan | Jan 1966 | |
3630515 | Knapp | Dec 1971 | |
3672765 | Altmann | Jun 1972 | |
3844654 | Guenther | Oct 1974 | |
3856295 | Looney | Dec 1974 | |
4023791 | Hori et al. | May 1977 | |
4054285 | Stange et al. | Oct 1977 | |
4076408 | Reid et al. | Feb 1978 | |
4099150 | Connin | Jul 1978 | |
4140387 | Gustafson | Feb 1979 | |
4153241 | Batchelor et al. | May 1979 | |
4158500 | DiFrancesco | Jun 1979 | |
4159824 | Stange et al. | Jul 1979 | |
4166614 | Hamlin et al. | Sep 1979 |
Number | Date | Country |
---|---|---|
53-106131 | Sep 1978 | JPX |
53-118138 | Oct 1978 | JPX |
Entry |
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IBM Technical Disclosure Bulletin; vol. 19, No. 12, May, 1977, p. 4496, "Duplex Document Feeder", M. K. Bullock. |
IBM Technical Disclosure Bulletin; vol. 18, No. 1, Jun. 1975, p. 40, "Sheet Turnover Device", S. R. Harding. |
IBM Technical Disclosure Bulletin; vol. 14, No. 5, Oct. 1971, p. 1547, "Document Feed", J. C. Rogers et al. |