FR758595A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Device for focusing all landscapes, interiors, portraits, etc., transforming after use into a protective screen for the painting or portrait
Assignee: Charles Mathiot
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Filing: 1933-07-18
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Granted: 1934-01-19
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Expires: 1953-07-18
Abstract
No abstract record available.
Inventors
- 👤 Charles Mathiot
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 11:09
CPC Classifications
B; B43; B43L; B43L13/00; B43L13/14; B43L13/16
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