Number | Date | Country | Kind |
---|---|---|---|
53-84920 | Jul 1978 | JPX | |
53-84921 | Jul 1978 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
2439517 | Johnson | Apr 1948 | |
2818483 | Blume | Dec 1957 | |
3251976 | McBrien | May 1966 | |
3659069 | Balzer et al. | Apr 1972 | |
3694609 | Kennedy | Sep 1972 |
Number | Date | Country |
---|---|---|
4,741,398 | Oct 1972 | JPX |
Entry |
---|
Basics of Induction Heating, "Mechanical Forces on Coils", vol. I, p. 123 by Tudbury, May 1960. |