Number | Date | Country | Kind |
---|---|---|---|
8-336996 | Dec 1996 | JPX | |
9-089535 | Apr 1997 | JPX | |
9-157064 | Jun 1997 | JPX | |
9-271006 | Oct 1997 | JPX |
Number | Name | Date | Kind |
---|---|---|---|
4465580 | Kasuya | Aug 1984 | |
4801368 | Yamashita et al. | Jan 1989 |
Number | Date | Country |
---|---|---|
2384036 | Oct 1978 | FRX |
31 02 306 | Jan 1982 | DEX |
31 32 269 | May 1982 | DEX |
Entry |
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Database WPI 3/82, Derwent Publications Ltd., London, GB; AN 82-30103, XP002056840. |
Database WPI 5/82, Derwent Publications Ltd., London, GB; AN 82-40559, XP002056841. |