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Kenneth J. Harder

Engelenbeemden, MS: #1 of 1 inventorsTop 100%

Mississippi: #8 of 82 inventorsTop 10%

Overall (1982): #49,043 of 81,411Top 65%

1 Patents 1982

Issued Patents 1982

Showing 1–1 of 1 patents

Patent #	Title	Co-Inventors	Date
4316612	Educational algebra board game	—	1982-02-23