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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 |
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Date of publication of application: |
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07.07.2021 Bulletin 2021/27 |
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Proprietor: Shenzhen Yinwang Intelligent
Technologies Co., Ltd. |
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Shenzhen, Guangdong 518129 (CN) |
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Inventors: |
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- DAI, Wangchen
Shenzhen, Guangdong 518129 (CN)
- ZHANG, Qinglong
Shenzhen, Guangdong 518129 (CN)
- TANG, Qianying
Shenzhen, Guangdong 518129 (CN)
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Representative: Pfenning, Meinig & Partner mbB |
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Patent- und Rechtsanwälte
Theresienhöhe 11a 80339 München 80339 München (DE) |
| (56) |
References cited: :
CN-A- 104 601 329 CN-A- 105 246 071 US-A1- 2017 070 485
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CN-A- 104 601 329 CN-A- 108 011 715 US-A1- 2018 033 218
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