Number | Date | Country | Kind |
---|---|---|---|
UD99A0162 | Sep 1999 | IT |
Number | Name | Date | Kind |
---|---|---|---|
RE16856 | Gelstarp | Jan 1928 | E |
1841715 | Cone | Jan 1932 | A |
2074812 | Sendzimir | Mar 1937 | A |
2171132 | Simons | Aug 1939 | A |
3208112 | Scribner | Sep 1965 | A |
3823762 | Wondris | Jul 1974 | A |
5197534 | Gerber et al. | Mar 1993 | A |
5251685 | Praeg | Oct 1993 | A |
Number | Date | Country |
---|---|---|
60-154865 | Aug 1985 | JP |
Entry |
---|
Patent Abstracts of Japan, vol. 008, No. 026, Feb. 3, 1984 & JP 58 184044 dated Oct. 27, 1983. |
Patent Abstracts of Japan, vol. 012, No. 195, Jun. 7, 1988 & JP 63 002537 dated Jan. 7, 1988. |