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2289990
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Information
Patent Grant
2289990
References
Source
Patent Number
2,289,990
Date Filed
Not available
Date Issued
Tuesday, July 14, 1942
82 years ago
CPC
B29D22/006 - Hot water bottles
B29C33/505 - cores or mandrels
B29C39/006 - Monomers or prepolymers
B29C39/34 - for undercut articles
B29K2105/0064 - Latex, emulsion or dispersion
US Classifications
264 - Plastic and nonmetallic article shaping or treating: processes
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