FR790617A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Manufacturing process of very fine subdivision metal layers
Assignee: Loewe Opta GmbH
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Filing: 1935-05-28
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Granted: 1935-11-25
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Expires: 1955-05-28
Abstract
No abstract record available.
Inventors
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Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-05 08:03
CPC Classifications
H; H01; H01J; H01J29/00; H01J29/02; H01J29/10; H01J29/36; H01J29/39; H01J29/43
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