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Francis F. J. Yu

Overall (All Time): #2,320,084 of 4,157,543Top 60%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D322302	Arm swim float	—	1991-12-10
D321742	Arm swim float	—	1991-11-19