FR56090E
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Vacuum-tight seals for parts of metal and glass or the like
Assignee: Societe Francaise Radio Electrique
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Filing: 1945-12-14
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Granted: 1952-09-12
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Expires: 1965-12-14
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
2026-10-24 18:17
CPC Classifications
H; H01; H01J; H01J5/00; H01J5/20; H01J5/22; H01J5/30; H01J2893/00; H01J2893/0033; H01J2893/0047
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