Number | Date | Country | Kind |
---|---|---|---|
4-315801 | Oct 1992 | JPX |
Number | Name | Date | Kind |
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4644425 | Tamaki | Feb 1987 | |
4766581 | Korn et al. | Aug 1988 | |
4907889 | Simone | Mar 1990 | |
4920432 | Eggers et al. | Apr 1990 | |
4979057 | Matsumoto et al. | Dec 1990 | |
5307456 | MacKay | Apr 1994 | |
5412773 | Carlucci et al. | May 1995 |
Number | Date | Country |
---|---|---|
0145268 | Jun 1985 | EPX |
0162248 | Nov 1985 | EPX |
0377474 | Jul 1990 | EPX |
0501338 | Sep 1992 | EPX |
0501343 | Sep 1992 | EPX |
0542482 | May 1993 | EPX |
0566351 | Oct 1993 | EPX |
Entry |
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PATENT ABSTRACTS OF JAPAN vol. 010 No. 072 (P-438), 22 Mar. 1986, JP-A-60 209966 (SONY KK) 22 Oct. 1985, abstract. |
PATENT ABSTRACTS OF JAPAN vol. 016 No. 451 (P-1424), 18 Sep. 1992, JP-A-04-157690 (Victor Co. of Japan Ltd.) 29 May 1992. |