Number | Date | Country | Kind |
---|---|---|---|
8902818 | Nov 1989 | NLX |
Number | Name | Date | Kind |
---|---|---|---|
3415706 | Ettre | Dec 1968 | |
3421966 | McLaughlin | Jan 1969 | |
3438835 | Chen | Apr 1969 | |
3453165 | Isbey | Jul 1969 | |
3453169 | Buck | Jul 1969 | |
3623933 | Staats | Nov 1971 | |
3720564 | Staats | Mar 1973 | |
3725647 | Retzky | Apr 1973 | |
3843483 | Sendor | Oct 1974 | |
3855033 | Staats | Dec 1974 | |
3901758 | Humphries | Aug 1975 | |
3932036 | Ueda | Jan 1976 | |
4056422 | Staats | Nov 1977 | |
4158587 | Keller | Jun 1979 | |
4252427 | Brecht | Feb 1981 | |
4252598 | Bachelder | Feb 1981 | |
4376006 | Nishikawa | Mar 1983 | |
4464221 | Garber | Aug 1984 | |
4544184 | Freund | Oct 1985 | |
4544590 | Egan | Oct 1985 | |
4554591 | Kee | Nov 1985 | |
4560426 | Moraw | Dec 1985 | |
4568403 | Egan | Feb 1986 | |
4619728 | Brink | Oct 1986 | |
4687526 | Wilfert | Aug 1987 | |
4712909 | Oshikoshi | Dec 1987 | |
4862200 | Hicks | Aug 1989 | |
4921278 | Shiang | May 1990 | |
4993068 | Piosenka | Feb 1991 | |
5042078 | Oshikoshi | Aug 1991 | |
5067835 | Yamamoto | Nov 1991 | |
5068742 | Oshikoshi | Nov 1991 |
Number | Date | Country |
---|---|---|
0084064 | Dec 1981 | EPX |
57080 | Aug 1982 | EPX |
0210963 | Jul 1986 | EPX |
3420428 | Jun 1984 | DEX |
2605935 | Oct 1986 | FRX |
147673 | Dec 1986 | JPX |
2134848 | Aug 1984 | GBX |
2143980 | Feb 1985 | GBX |
2191029 | Dec 1987 | GBX |
WO8204149 | Nov 1982 | WOX |
WO8803295 | May 1988 | WOX |
WO8900741 | Jan 1989 | WOX |
Entry |
---|
IBM Technical Disclosure Bulletin, F.C. Parry, Nov. 6, 1960, vol. 3, No. 6, "Identification Card". |