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Patents
Patents Represented by Attorney, Agent or Law Firm Raymon Y. Chan
Patents Represented by Attorney, Agent or Law Firm Raymon Y. Chan
Marker pen
Patent number:
D479856
Type:
Grant
Filed:
October 28, 2002
Date of Patent:
September 23, 2003
Assignee:
Tung Yik International Ltd.
Inventor:
Ve-chung Hui