Number | Name | Date | Kind |
---|---|---|---|
1553361 | Butler | Sep 1925 | |
1571544 | Garlinghouse et al. | Feb 1926 | |
2293160 | Miller et al. | Aug 1942 | |
2550608 | Shotwell | Apr 1951 | |
2594072 | Ridley | Apr 1952 | |
2663466 | Heltzel | Dec 1953 | |
2742324 | Kerensky | Apr 1956 | |
2774515 | Johansson et al. | Dec 1956 | |
2949275 | Pro | Aug 1960 | |
3348739 | Brock | Oct 1967 | |
3495805 | Steckle | Feb 1970 | |
3532252 | Brock | Oct 1970 | |
3802582 | Brock | Apr 1974 | |
3998362 | Lapierre et al. | Dec 1976 | |
4200208 | Hassenauer | Apr 1980 | |
4206571 | Kramer et al. | Jun 1980 | |
4249679 | Dillman | Feb 1981 | |
4288060 | Mittell | Sep 1981 | |
4299338 | Jain et al. | Nov 1981 | |
4306828 | Legille et al. | Dec 1981 |
Number | Date | Country |
---|---|---|
946324 | Apr 1974 | CAX |
812296 | Aug 1951 | DEX |
185217 | Apr 1956 | DEX |
2814486 | Dec 1978 | DEX |
1221073 | Mar 1986 | SUX |
Entry |
---|
Bituma-Stor, Brochure, Stationary Surge-Storage Systems, Undated. |