| (84) |
Designated Contracting States: |
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AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE
SI SK TR |
| (30) |
Priority: |
19.01.2006 JP 2006011506 21.02.2006 JP 2006044599 31.08.2006 JP 2006236878
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| (43) |
Date of publication of application: |
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09.07.2014 Bulletin 2014/28 |
| (60) |
Divisional application: |
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14191452.3 / 2857902 |
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15178235.6 |
| (62) |
Application number of the earlier application in accordance with Art. 76 EPC: |
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07707109.0 / 1983555 |
| (73) |
Proprietor: Nikon Corporation |
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Tokyo 108-6290 (JP) |
|
| (72) |
Inventor: |
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- Shibazaki, Yuichi
Tokyo 108-6290 (JP)
|
| (74) |
Representative: Hoffmann Eitle |
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Patent- und Rechtsanwälte PartmbB
Arabellastraße 30 81925 München 81925 München (DE) |
| (56) |
References cited: :
EP-A2- 1 182 509 US-A1- 2005 029 981
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US-A1- 2004 240 513 US-B1- 6 260 282
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|
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- DEY J: "PRECISION WAFER STEPPER UTILIZING A TWO-DIMENSIONAL OPTICAL ENCODER", PROCEEDINGS
OF SPIE, S P I E - INTERNATIONAL SOCIETY FOR OPTICAL ENGINEERING, US, vol. 275, 1
January 1981 (1981-01-01), pages 29-34, XP009039090, ISSN: 0277-786X ISBN: 978-0-8194-9580-8
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