| (84) |
Designated Contracting States: |
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CH DE LI SE |
| (30) |
Priority: |
30.03.2005 JP 2005098631
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| (43) |
Date of publication of application: |
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12.12.2007 Bulletin 2007/50 |
| (73) |
Proprietor: Sumitomo Electric Hardmetal Corp. |
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Itami-shi,
Hyogo 664-0016 (JP) |
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| (72) |
Inventors: |
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- OMORI, Noaya,
SUMITOMO ELECTRIC HARDMETAL CORP.
Itami-shi, Hyogo 664-0016 (JP)
- OKADA, Yoshio,
SUMITOMO ELECTRIC HARDMETAL CORP.
Itami-shi, Hyogo 664-0016 (JP)
- ITOH, Minoru,
SUMITOMO ELECTRIC HARDMETAL CORP.
Itami-shi, Hyogo 664-0016 (JP)
- OKUNO,Susumu,
SUMITOMO ELECTRIC HARDMETAL CORP.
Itami-shi, Hyogo 664-0016 (JP)
- IMAMURA, Shinya,
SUMITOMO ELECTRIC HARDMETAL CORP.
Itami-shi, Hyogo 664-0016 (JP)
|
| (74) |
Representative: Grünecker, Kinkeldey,
Stockmair & Schwanhäusser |
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Leopoldstrasse 4 80802 München 80802 München (DE) |
| (56) |
References cited: :
WO-A-97/04143 JP-A- 63 065 079 US-A- 5 232 318
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WO-A-02/077312 JP-A- 2004 050 385
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