Number | Date | Country | Kind |
---|---|---|---|
1-65563 | Mar 1989 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4361847 | Harari | Nov 1982 |
Number | Date | Country |
---|---|---|
0280883 | Jul 1988 | EPX |
57-130473 | Dec 1982 | JPX |
Entry |
---|
Patent Abstracts of Japan, vol. 6, Number 230 (E-142) [1108] Nov. 16, 1982. |