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Designated Contracting States: |
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DE FR |
| (30) |
Priority: |
17.05.1999 JP 13608799 07.04.2000 JP 2000107011
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| (43) |
Date of publication of application: |
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29.11.2000 Bulletin 2000/48 |
| (73) |
Proprietor: EBARA CORPORATION |
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Ohta-ku,
Tokyo (JP) |
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| (72) |
Inventors: |
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- Wakabayashi, Satoshi,
c/o Ebara Corporation
Tokyo (JP)
- Yamaguchi, Kuniaki,
c/o Ebara Corporation
Tokyo (JP)
- Togawa, Tetsuji,
c/o Ebara Corporation
Tokyo (JP)
- Takada, Nobuyuki,
c/o Ebara Corporation
Tokyo (JP)
- Nabeya, Osamu,
c/o Ebara Corporation
Tokyo (JP)
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| (74) |
Representative: Wagner, Karl H. |
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Wagner & Geyer Partnerschaft
Patent- und Rechtsanwälte
Gewürzmühlstrasse 5 80538 München 80538 München (DE) |
| (56) |
References cited: :
EP-A- 0 566 258 EP-A- 0 787 561 US-A- 5 743 784 US-A- 5 851 136
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EP-A- 0 764 478 US-A- 5 036 015 US-A- 5 833 519
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