INTERNATIONAL PATENT: BEIJING DIDI INFINITY TECHNOLOGY AND DEVELOPMENT CO., LTD. FILES APPLICATION FOR "TWO-DIMENSIONAL CODE GENERATION AND RECOGNITION METHODS AND DEVICES"
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| Published in: | US Fed News Service, Including US State News |
|---|---|
| Format: | Newsletter |
| Language: | English |
| Published: |
Washington, D.C
HT Digital Streams Limited
09.08.2020
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| Online Access: | Get full text |
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