Number | Date | Country | Kind |
---|---|---|---|
60-173134 | Aug 1985 | JPX | |
61-149782 | Jun 1986 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
1704015 | Naugle et al. | Mar 1929 | |
2045392 | Keintz, Jr. | Jun 1936 | |
3429792 | Fukui | Feb 1969 | |
3826693 | Fisher | Jul 1974 | |
4618379 | Bruno | Oct 1986 |
Number | Date | Country |
---|---|---|
0106166 | Apr 1984 | EPX |
2760 | Jan 1986 | JPX |
2082206 | Mar 1982 | GBX |
Entry |
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Metallurgia, vol. 76, No. 458, Dec. 1967. |