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FR918102A
Expired / Lapsed
FR
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Improvements to light polarization devices
Assignee: Polaroid Corp
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Filing: 1945-11-29
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Granted: 1947-01-30
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Expires: 1965-11-29
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-08 02:08
CPC Classifications
G; G02; G02B; G02B27/00; G02B27/28; G02B27/283
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