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ZHIHAIYIDA
——Safeguarding Your Innovation
Home
Business Scope
Our Team
IP Knowledge
Case Studies
Contact Us
·
Patent Annual Fee Monitoring
Trademark Classification
Downloads
English
中文 (中国)
English
日本語
Case Summary
By
知海易达
/
2026年8月19日
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Hefei Zhihai Yida Patent Agency · Code 34408