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Tzong-Chyuan Huang

Overall (All Time): #2,300,548 of 4,157,543Top 60%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5195340	Padlock device lockable by pushing	—	1993-03-23
5133203	Axial pin tumbler lock	—	1992-07-28