FR602384A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Optical device allowing to see by transparency with perspective effect of plane images
Assignee: Charles Van Soolen
•
Filing: 1924-11-24
•
Granted: 1926-03-17
•
Expires: 1944-11-24
Abstract
No abstract record available.
Inventors
- 👤 Charles Van Soolen
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 19:39
CPC Classifications
G; G02; G02B; G02B30/00; G02B30/40
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References Cited (Backward Citations)
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