| (84) |
Designated Contracting States: |
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DE FR GB IT |
| (30) |
Priority: |
10.05.2001 JP 2001139445
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| (43) |
Date of publication of application: |
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13.11.2002 Bulletin 2002/46 |
| (73) |
Proprietor: Hitachi, Ltd. |
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Chiyoda-ku,
Tokyo (JP) |
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| (72) |
Inventors: |
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- Katagishi, Makoto,
c/o Hitachi, Ltd,
I.P.O.
Tokyo 100-8220 (JP)
- Hasegawa, Osamu,
c/o Hitachi, Ltd,
I.P.O.
Tokyo 100-8220 (JP)
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| (74) |
Representative: Calderbank, Thomas Roger et al |
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Mewburn Ellis LLP
33 Gutter Lane London
EC2V 8AS London
EC2V 8AS (GB) |
| (56) |
References cited: :
EP-A- 0 731 621 EP-A- 1 032 186 US-A- 5 818 920
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EP-A- 0 783 219 DE-A1- 19 804 188 US-A- 6 075 992
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