Declaration submission | Bulk patent mapping | Modification of person information | Automatic patent import |
CN20091171816 | CN20091171816 | CN20091171816 | CN20091171816 |
31/08/2009 | 31/08/2009 | 31/08/2009 | 31/08/2009 |
CN102006645 A 06/04/2011 | CN102006645 A 06/04/2011 | CN102006645 B 04/01/2012 CN102006645 A 06/04/2011 | CN102006645 B 04/01/2012 CN102006645 A 06/04/2011 |
| | Multi-session transfer method and call control equipment and service continuity server | Multi-session transfer method and call control equipment and service continuity server |
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CHINA | CHINA | CHINA | CHINA |
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CN20091171816 | CN20091171816 | CN20091171816 | CN20091171816 |
UnknownCompany (CN20091171816) | UnknownCompany (CN20091171816) | HUAWEI DEVICE CO., LTD | HUAWEI DEVICE CO LTD |
CN20091171816 | X | | CN20091171816 |
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