Number | Date | Country | Kind |
---|---|---|---|
92 07726 | Jun 1992 | FRX | |
93 04683 | Apr 1993 | FRX |
Number | Name | Date | Kind |
---|---|---|---|
4146338 | Hedstrom | Mar 1979 | |
4797018 | Hofmann et al. | Jan 1989 | |
4895466 | Hartmann et al. | Jul 1990 | |
5067832 | Baur et al. | Nov 1991 | |
5128763 | Sakuragi | Jul 1992 |
Number | Date | Country |
---|---|---|
0189984 | Jun 1986 | EPX |
1208748 | Jan 1966 | DEX |
1152838 | Apr 1967 | DEX |
3109299 | Jan 1982 | DEX |
3739508 | Jun 1989 | DEX |
2496009 | Jun 1982 | FRX |
0295283 | Dec 1988 | JPX |
1258025 | Dec 1971 | GBX |
Entry |
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"Cartridge with Releasable Closure" IBM Tech. Disclosure Bulletin, vol. 27, No. 12, May 1985 pp. 6883-6887. |