Number | Name | Date | Kind |
---|---|---|---|
47137 | Sutherland | Apr 1865 | |
1518501 | Gill | Dec 1924 | |
1724604 | Lambert | Aug 1929 | |
3241493 | Frey | Mar 1966 | |
3791762 | Brehme | Feb 1974 | |
4358245 | Gray | Nov 1982 | |
4569632 | Gray, III | Feb 1986 | |
5297931 | Yapp et al. | Mar 1994 | |
5489186 | Yapp et al. | Feb 1996 |
Number | Date | Country |
---|---|---|
997656 | Jan 1952 | FRX |
723230 | Apr 1980 | SUX |
Entry |
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Abstract of JP A 6-10894, Matsushita Electric Works, Ltd, Jan. 21, 1994. |