Number | Name | Date | Kind |
---|---|---|---|
3276896 | Fisher | Oct 1966 | |
3510903 | Stoever et al. | May 1970 | |
3580673 | Yang | May 1971 | |
3592675 | Cheng | Jul 1971 | |
3713736 | Sargis | Jan 1973 | |
4013041 | Armstrong | Mar 1977 | |
4096826 | Stange | Jun 1978 | |
4108546 | Rezanka | Aug 1978 | |
4230406 | Klett | Oct 1980 | |
4272184 | Rezanka | Jun 1981 |
Entry |
---|
Xerox Disclosure Journal, vol. 1, No. 4, Apr. '76, pp. 77, 78. |