Number | Date | Country | Kind |
---|---|---|---|
61-63249 | Mar 1986 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
3656479 | Huggins | Apr 1972 | |
3720210 | Diettrich | Mar 1973 | |
4054136 | Zeppelin | Oct 1977 | |
4402685 | Buhler et al. | Sep 1983 |
Number | Date | Country |
---|---|---|
0021446 | Jan 1981 | EPX |
1381053 | Jan 1975 | GBX |
Entry |
---|
European Search Report No. 87103779.2. |