Number | Date | Country | Kind |
---|---|---|---|
48-140955 | Dec 1973 | JA | |
49-5508 | Jan 1974 | JA |
Number | Name | Date | Kind |
---|---|---|---|
3061304 | Smith | Oct 1962 | |
3260521 | Moxness | Jul 1966 | |
3362707 | Lauren | Jan 1968 | |
3599966 | Del Vecchio et al. | Aug 1971 | |
3689064 | Kuksa | Sep 1972 |
Entry |
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simpson, Jr., G. I. "Duplex Copier Incorporating Sorter-Collator," IBM Technical Disclosure Bulletin, vol. 14, No. 5, Oct. 1971, p. 1453. |