Number | Date | Country | Kind |
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99010470 | Apr 1999 | BR |
Number | Name | Date | Kind |
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3886941 | Duane et al. | Jun 1975 | A |
3920019 | Schaar | Nov 1975 | A |
6015934 | Lee et al. | Jan 2000 | A |
6168582 | Hasegawa | Jan 2001 | B1 |
Number | Date | Country |
---|---|---|
0688549 | Dec 1995 | EP |
2142242 | Jan 1985 | GB |
2194878 | Mar 1988 | GB |
504 514 | Feb 1997 | SE |
Entry |
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European Search Report (Appln. No. EP 00 30 2911). |