Number | Date | Country | Kind |
---|---|---|---|
3900804 | Jan 1989 | DEX | |
3911078 | Apr 1989 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
3640884 | Schofield et al. | Feb 1972 | |
3856695 | Geiss et al. | Dec 1974 | |
4260510 | Hey | Apr 1981 | |
4492641 | Buchwald et al. | Jan 1985 | |
4517108 | Hisamoto | May 1985 |
Number | Date | Country |
---|---|---|
1248131 | Jan 1989 | CAX |
2942799 | Apr 1980 | DEX |
3342852 | Jun 1984 | DEX |
3335870 | Apr 1985 | DEX |
2072328 | Sep 1971 | FRX |
126376 | Jul 1985 | JPX |
62-050490 | Mar 1987 | JPX |
62-053349 | Mar 1987 | JPX |
1128068 | May 1989 | JPX |
1134356 | May 1989 | JPX |
1136979 | May 1989 | JPX |
1141993 | Jun 1989 | JPX |
2033422 | May 1980 | GBX |
2046292 | Nov 1980 | GBX |
Entry |
---|
KALTRON Taschenbuch (Kaltron Pocketbook) pp. 14-17 (1978). |