Number | Name | Date | Kind |
---|---|---|---|
3712900 | Fink | Jan 1973 | |
3713716 | Stenger | Jan 1973 | |
3811745 | Cylke | May 1974 | |
3862787 | Hilsinger | Jan 1975 | |
3995921 | Ackeret | Dec 1976 | |
4239109 | Nielsen et al. | Dec 1980 | |
4300809 | Brownlee | Nov 1981 |
Number | Date | Country |
---|---|---|
2236661 | Apr 1974 | DEX |
2433570 | Jan 1976 | DEX |
2317184 | Feb 1977 | FRX |
16718 | Jan 1903 | GBX |
634765 | Mar 1950 | GBX |
1598439 | Sep 1981 | GBX |
Entry |
---|
IBM Technical Disclosure Bulletin, vol. 16, No. 12, May 1974. |
IBM Literature, "Accessories for Cartridge System Tape". |