Number | Name | Date | Kind |
---|---|---|---|
2321836 | Marzo | Jun 1943 | |
3653557 | Lamb | Apr 1972 | |
3802606 | Gust | Apr 1974 | |
3883043 | Lane | May 1975 | |
3905522 | Johnston | Sep 1975 | |
4089444 | Shea | May 1978 | |
4350273 | Nezworski et al. | Sep 1982 | |
4392578 | Fipp et al. | Jul 1983 | |
4473174 | Heuser | Sep 1984 | |
4595121 | Schultz | Jun 1986 |
Number | Date | Country |
---|---|---|
2532718 | Apr 1976 | DEX |
Entry |
---|
Mulzet et al., IBM Technical Disclosure Bulletin, vol. 19, No. 1, Jun. 1976. |