Number | Name | Date | Kind |
---|---|---|---|
3262991 | McClendon | Jul 1966 | |
3290417 | Christenson et al. | Dec 1966 | |
3949141 | Marzocchi | Apr 1976 | |
3993798 | Brose | Nov 1976 | |
4425287 | Hesse | Jan 1984 | |
4528333 | Chang | Jul 1985 |
Number | Date | Country |
---|---|---|
1694845 | Feb 1967 | DEX |
2352524 | May 1974 | DEX |
2109257 | Oct 1979 | GBX |
Entry |
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Abstract for JP 55089316 of Sony Corp., published Jul. 5, 1980. |
Abstract for JP 48102891 of Hitachi Chemical, published Dec. 24, 1973. |