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Class Information
Number: 434/282
Name: Education and demonstration > Science > Model or display demonstrating structure or property of atom or radical > Indicia chart (e.g., periodic table, etc.)
Description: Subject matter including a sheet presenting information in tabular form, e.g. an arrangement of the elements bases on Mendeleev"s periodic law.










Patents under this class:

Patent Number Title Of Patent Date Issued
8460119 Combination for passing an object through a three dimensional true color image Jun. 11, 2013
7980957 Periodic three dimensional illusion in color Jul. 19, 2011
7938646 Three-dimensional periodic table May. 10, 2011
7297000 Periodic table of the elements in three dimensional form Nov. 20, 2007
6361324 Tetrahedral twist: chemistry puzzle and teaching device Mar. 26, 2002
D396060 Sheet material with the periodic circle of the elements Jul. 14, 1998
5604859 Display of partial periodic table arrays Feb. 18, 1997
5265029 Chemical calculator Nov. 23, 1993
4199876 Device for displaying an improved periodic table of the elements Apr. 29, 1980











 
 
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