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3563374
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Information
Patent Grant
3563374
References
Source
Patent Number
3,563,374
Date Filed
Not available
Date Issued
Tuesday, February 16, 1971
53 years ago
CPC
B65D85/542 - for tetrahedral packages
Y10S52/10 - Polyhedron
US Classifications
206 - Special receptacle or package
052 - Static structures
229 - Envelopes, wrappers, and paperboard boxes
446 - Amusement devices: toys
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