Number | Name | Date | Kind |
---|---|---|---|
4078257 | Bagley | Mar 1978 | |
4305065 | Mogi | Dec 1981 | |
4415781 | Frame | Nov 1983 | |
4429301 | Crumley | Jan 1984 | |
4495485 | Smith | Jan 1985 | |
4555693 | Danish | Nov 1985 |
Entry |
---|
IBM Technical Disclosure Bulletin, Holt, vol. 14, No. 8, Jan. 1972, p. 2277. |