Number | Name | Date | Kind |
---|---|---|---|
3114512 | Peshel et al. | Dec 1963 | |
3305186 | Burdorf et al. | Feb 1967 | |
3528626 | Bumb, Jr. | Sep 1970 | |
3544038 | Smith | Dec 1970 | |
3692255 | Von Behren | Sep 1972 | |
3802644 | Maiershofer | Apr 1974 | |
3808902 | Grant | May 1974 | |
3907230 | Merle et al. | Sep 1975 | |
3942743 | Jimsemji | Mar 1976 | |
4054923 | Lewis | Oct 1977 | |
4072279 | Lewis | Feb 1978 | |
4146194 | Majicek | Mar 1979 | |
4159811 | Grant | Jul 1979 | |
4162774 | Bowers | Jul 1979 | |
4205808 | Hurtig et al. | Jun 1980 | |
4209144 | Majicek | Jun 1980 | |
4242709 | Stricker | Dec 1980 | |
4447019 | Nagorski | May 1984 | |
4474342 | Nater | Oct 1984 | |
4575022 | Allwine, Jr. et al. | Mar 1986 | |
4688742 | Hettich | Aug 1987 |
Number | Date | Country |
---|---|---|
658330 | Oct 1986 | CHX |
Entry |
---|
Technical Service Product Bulletin #C-0051 (TSPB), "Data Cartridge Theory of Operation," Oct. 8, 1990, R. A. von Behren and D. Argento. |