Number | Date | Country | Kind |
---|---|---|---|
3720326 | Jun 1987 | DEX |
Number | Name | Date | Kind |
---|---|---|---|
1165711 | Ransom, Jr. | Dec 1915 | |
2154647 | West | Apr 1939 | |
2308181 | Laird | Jan 1943 | |
3263711 | Laub | Aug 1966 | |
3530905 | Drager et al. | Sep 1970 | |
3540402 | Kocher | Nov 1970 | |
3578042 | Breiling | May 1971 | |
3590890 | Young | Jul 1971 | |
4210975 | Teague, Jr. et al. | Jul 1980 | |
4254972 | Wiedenbeck et al. | Mar 1981 | |
4260183 | Krupp | Apr 1981 | |
4676241 | Webb et al. | Jun 1987 | |
4722463 | Anderson | Feb 1988 | |
4759475 | Munthe | Jul 1988 | |
4760865 | Rilett | Aug 1988 |
Number | Date | Country |
---|---|---|
2189472 | Oct 1987 | GBX |
Entry |
---|
DE3500895A1, German Offenkgungsschrift, 7/17/86, FIGS. 1 and 2. |
Safety Filling System for Vapor 19.1 (No. 5437.09), Dec. 19, 1984. |