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Eyeglass frame with separately interchangeable, spring-biased curved lenses
Eyeglass frame with separately interchangeable, spring-biased curved lenses
US Patent
6601954
· Granted Aug 5, 2003
Estimated economic value:
$7,599,000
ⓘ
Assignee
Royal Plastic
Inventors
Rémy Menon
(1 patents)
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