FR694262A
Expired / Lapsed
FR
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Production process for embossed metal plates
Assignee: Paul Christian
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Filing: 1930-04-22
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Granted: 1930-12-02
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Expires: 1950-04-22
Abstract
No abstract record available.
Inventors
- 👤 Paul Christian
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-25 23:24
CPC Classifications
G; G09; G09F; G09F7/00; G09F7/16; G09F7/165; B; B44; B44B; B44B5/00
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