FR844113A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Manufacturing process for difficult to melt glass
Assignee: Ver Gluehlampen & Elek AG
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Filing: 1938-09-30
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Granted: 1939-07-19
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Expires: 1958-09-30
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
2026-11-05 01:38
CPC Classifications
H; H02; H02G; H02G15/00; H02G15/08; H02G15/18; C; C03; C03C; C03C1/00; C03C1/006; C08; C08J; C08J5/00; C08J5/12; C08J5/124
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