Number | Date | Country | Kind |
---|---|---|---|
94 08569 | Jul 1994 | FRX |
Number | Date | Country |
---|---|---|
0566442 | Oct 1993 | EPX |
0605284 | Jul 1994 | EPX |
2521003 | Aug 1976 | DEX |
Entry |
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Patent Abstracts of Japan, vol. 10, No. 31 (C-327) (2088) & JP-A-60 184 004 (Pola Kaset K.K.K.) (1985). |