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2247337
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Information
Patent Grant
2247337
References
Source
Patent Number
2,247,337
Date Filed
Not available
Date Issued
Tuesday, June 24, 1941
83 years ago
CPC
A47K13/00 - Seats or covers for all kinds of closets
B29C44/086 - and feeding more material into the enlarged cavity
B29C44/3488 - Vulcanizing the material before foaming
B29K2007/00 - Use of natural rubber as moulding material
B29K2105/04 - cellular or porous
US Classifications
264 - Plastic and nonmetallic article shaping or treating: processes
004 - Baths, closets, sinks, and spittoons
521 - Synthetic resins or natural rubbers
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