FR876389A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Set of transparent plates with a grid pattern intended to be used for copying images
Assignee: Erik Frederiksen
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Filing: 1941-10-29
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Granted: 1942-11-04
•
Expires: 1961-10-29
Abstract
No abstract record available.
Inventors
- 👤 Erik Frederiksen
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-29 22:56
CPC Classifications
B; B43; B43L; B43L13/00; B43L13/14; B43L13/16
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References Cited (Backward Citations)
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