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3251908
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Information
Patent Grant
3251908
References
Source
Patent Number
3,251,908
Date Filed
Not available
Date Issued
Tuesday, May 17, 1966
58 years ago
CPC
B29D11/00009 - Production of simple or compound lenses
B29C39/26 - Moulds or cores
B29D11/00 - Producing optical elements
B29D11/00548 - with surfaces formed by films
Y10S425/808 - Lens mold
US Classifications
264 - Plastic and nonmetallic article shaping or treating: processes
425 - Plastic article or earthenware shaping or treating: apparatus
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