| (84) |
Designated Contracting States: |
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AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL
NO PL PT RO RS SE SI SK SM TR |
| (30) |
Priority: |
13.01.2015 JP 2015004269
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| (43) |
Date of publication of application: |
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22.11.2017 Bulletin 2017/47 |
| (73) |
Proprietor: NIPPON STEEL NISSHIN CO., LTD. |
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Chiyoda-ku
Tokyo 100-8366 (JP) |
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| (72) |
Inventors: |
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- SAKURADA, Yasuhiro
Sakai-shi
Osaka 592-8332 (JP)
- ASADA, Hiroshi
Sakai-shi
Osaka 592-8332 (JP)
- IENARI, Tooru
Sakai-shi
Osaka 592-8332 (JP)
- MATSUZAWA, Katsuyasu
Osaka-shi
Osaka 550-0012 (JP)
|
| (74) |
Representative: Papula Oy |
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P.O. Box 981 00101 Helsinki 00101 Helsinki (FI) |
| (56) |
References cited: :
JP-A- S49 135 362 JP-U- S5 396 785
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JP-A- S49 135 362 US-A- 3 381 828
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