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Designated Contracting States: |
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DE FR GB IT NL SE |
| (43) |
Date of publication of application: |
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22.06.2005 Bulletin 2005/25 |
| (73) |
Proprietor: HITACHI CONSTRUCTION MACHINERY CO., LTD. |
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Bunkyo-ku
Tokyo 112-0004 (JP) |
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| (72) |
Inventors: |
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- SATAKE, Hidetoshi
Ishioka-shi, Ibaraki 315-0013 (JP)
- ICHIMURA, Kazuhiro
Chiyoda-machi, Niihari-gun, Ibaraki 315- (JP)
- TATSUNO, Yukihiro
Ibaraki 305-0821 (JP)
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| (74) |
Representative: Winckels, Johannes Hubertus F. et al |
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Vereenigde
Johan de Wittlaan 7 2517 JR Den Haag 2517 JR Den Haag (NL) |
| (56) |
References cited: :
EP-A2- 0 424 088 EP-A2- 1 006 298 JP-A- 3 135 844 US-A- 5 277 269
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EP-A2- 0 761 491 JP-A- 2 018 115 JP-A- 2001 295 682
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