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2181116
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Information
Patent Grant
2181116
References
Source
Patent Number
2,181,116
Date Filed
Not available
Date Issued
Tuesday, November 28, 1939
84 years ago
CPC
A63F9/12 - Three-dimensional jig-saw puzzles
A63F2009/1268 - the pegs forming angles with each other
A63F2009/128 - with notches
US Classifications
273 - Amusement devices: games
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