TL

Tsun-Chi Liao

HC Hwa Shin Musical Instrument Co.: 1 patents #1 of 1Top 100%
Overall (2002): #37,013 of 266,432Top 15%
2
Patents 2002

Issued Patents 2002

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6346665 Dual adjusting holder for drum — 2002-02-12
6344605 Multi-orientation adjustable clamp device clamping at drum's counterhoop — 2002-02-05