Number | Date | Country | Kind |
---|---|---|---|
53-15129 | Feb 1978 | JPX | |
53-74538 | Jun 1978 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
788557 | Sahlstrom | May 1905 | |
1010777 | Leggett | Dec 1911 | |
1062974 | Hopkins | May 1913 | |
2128455 | Darling | Aug 1938 | |
2429152 | Allison | Oct 1947 | |
3214364 | Van Tuyle et al. | Oct 1965 | |
3421999 | Corwin | Jan 1969 | |
3899685 | Francis et al. | Aug 1975 | |
4025441 | Tabata et al. | May 1977 |
Number | Date | Country |
---|---|---|
939825 | May 1948 | FRX |
Entry |
---|
Tabata, N., "High Frequency Ozonizer . . . ", 2nd Int'l. Symposium on Ozone Technology, May, 1975, p. 120. |
Tabata, N., "High Power Density Ozonizer", 3rd Int'l. Symposium on Ozone Technology, May, 1977, p. 1. |