FR970453A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Light beam
Assignee: Alexander Siegel
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Filing: 1948-08-08
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Granted: 1951-01-04
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Expires: 1968-08-08
Abstract
No abstract record available.
Inventors
- 👤 Alexander Siegel
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 17:43
CPC Classifications
E; E04; E04C; E04C3/00; E04C3/02; E04C3/04; E04C3/06; E04C3/07; E04C3/38; E04C3/40; E04C2003/0404; E04C2003/0408; E04C2003/0413; E04C2003/0426; E04C2003/0434; E04C2003/0443; E04C2003/0452
Claims Analysis
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References Cited (Backward Citations)
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