Patent US2896760A successfully refreshed from Google Patents.
FR80991E
Expired / Lapsed
FR
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Opaque glasses with low coefficient of expansion
Assignee: LOING VERRERIES
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Filing: 1962-01-17
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Granted: 1963-07-12
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Expires: 1982-01-17
Abstract
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Inventors
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Bibliographic Details
Application Number
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Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-09 14:42
CPC Classifications
C; C03; C03C; C03C17/00; C03C17/02; C03C4/00; C03C2204/00; C03C2204/04
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