FR931007A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Contact lens with flexible scleral part and its manufacturing process
Assignee: Raymond-Andre Dudragne
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Filing: 1946-04-10
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Granted: 1948-02-11
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Expires: 1966-04-10
Abstract
No abstract record available.
Inventors
- 👤 Raymond-Andre Dudragne
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 01:59
CPC Classifications
B; B29; B29D; B29D11/00; B29D11/00009; B29D11/00038; B29D11/00076; G; G02; G02B; G02B1/00; G02B1/04; G02B1/041; G02B1/043
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References Cited (Backward Citations)
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