Christina Chan

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Vancouver, CA

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Patents Applicationslast 30 patents

Information Patent Application
DEVICE FOR DEWATERING AND METHOD OF MAKING SAME
- Publication number 20240254028
- Publication date Aug 1, 2024
- Seble Afework
- D03 - WEAVING
Information Patent Application
DEVICE FOR DEWATERING AND METHOD OF MAKING SAME
- Publication number 20210340046
- Publication date Nov 4, 2021
- CANADIAN NATIONAL RAILWAY COMPANY
- Seble Afework
- C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE