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Otis Ku

SL Sun Hing Optical Manufactory Limited: 2 patents #1 of 1Top 100%
Overall (2005): #40,318 of 245,428Top 20%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6969173 Spectacle frame with detachable arms 2005-11-29
6942338 Spectacle frame having user-replaceable arm 2005-09-13