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Legal status
Patent not validated
| (51) | INT.CL. | B21K 1/05 | |
| B21D 53/12 | |||
| B21J 5/08 | |||
| F16C 33/46 | |||
| B21D 41/02 | |||
| F16C 33/54 |
| (11) | Number of the document | 2826573 |
| (13) | Kind of document | T |
| (96) | European patent application number | 13760505.1 |
| Date of filing the European patent application | 2013-03-06 | |
| (97) | Date of publication of the European application | 2015-01-21 |
| (45) | Date of publication and mention of the grant of the patent | 2021-02-17 |
| (46) | Date of publication of the claims translation |
| (86) | Number | PCT/JP2013/056162 |
| Date | 2013-03-06 |
| (87) | Number | WO 2013/137086 |
| Date | 2013-09-19 |
| (30) | Number | Date | Country code |
| 2012059988 | 2012-03-16 | JP |
| (72) |
MANO, Yoshiya, JP
NAKAHASHI, Hiroshi, JP
KONDOU, Kouhei, JP
KAWAMURA, Hajime, JP
KINPARA, Shingo, JP
YAMAMOTO, Yasunori, JP
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| (73) |
NTN Corporation,
3-17, Kyomachibori 1-chome Nishi-ku, Osaka-shi, Osaka 550-0003,
JP
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| (54) | METHOD FOR PRODUCING A HOLDER |
| METHOD FOR PRODUCING A HOLDER |