Number | Date | Country | Kind |
---|---|---|---|
60-51271 | Mar 1985 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2201706 | Sukohl | May 1940 | |
2309865 | Reach | Feb 1943 | |
3042574 | Hochberg | Jun 1962 | |
3130101 | Gittins | Apr 1964 | |
3322598 | Marks | May 1967 | |
3769133 | Halberschmidt | Oct 1973 | |
4241140 | Ammons | Dec 1980 |
Number | Date | Country |
---|---|---|
0026140 | Apr 1981 | EPX |
1226691 | Jul 1960 | FRX |
0963956 | Jul 1964 | GBX |
Entry |
---|
Patent Abstracts of Japan, vol. 10, No. 59, Abstract of JP-A-60-206622, Oct. 18, 1985. |