Number | Name | Date | Kind |
---|---|---|---|
2296363 | Messer | Sep 1942 | |
2427071 | Reuter | Sep 1947 | |
2549118 | Newby | Apr 1951 | |
2625521 | Fischer et al. | Jan 1953 | |
2662867 | Hoertz | Dec 1953 | |
2728659 | Loria et al. | Dec 1955 | |
2832808 | Zerbe | Apr 1958 | |
3424821 | Hunter | Jan 1969 | |
3953531 | Ohi | Apr 1976 | |
4209648 | Cottman | Jun 1980 | |
4315850 | Kugele | Feb 1982 | |
4401798 | Ceprini et al. | Aug 1983 | |
4412897 | Kornbaum et al. | Nov 1983 | |
4478986 | Reid | Oct 1984 | |
4484000 | Howell | Nov 1984 |
Number | Date | Country |
---|---|---|
1022719 | Mar 1966 | GBX |
Entry |
---|
Murfitt--British Plastics Dec. 1960, pp. 578-581. |