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Class Information
Number: 434/212
Name: Education and demonstration > Mathematics > Geometry, trigonometry, or physical mathematic model structure > Pythagorean theorem
Description: Subject matter relating to the theorem stating that for a right-angled triangle the square of the hypotenuse is equal to the sum of the squares of the other sides.










Patents under this class:

Patent Number Title Of Patent Date Issued
5985632 Peptide amidase from xanthomonas Nov. 16, 1999
5584699 Computerized system for teaching geometry proofs Dec. 17, 1996
5281145 Pictorial image transforming manipulatives Jan. 25, 1994
5219289 Mathematical teaching aid Jun. 15, 1993
5084819 Data collection, analysis, and response system and method Jan. 28, 1992
4137652 Apparatus for verification of the Pythagorean theorem Feb. 6, 1979











 
 
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