FR506849A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements in rapid construction obtained by the assembly of pre-molded hollow elements
Assignee: RAOUL EMMANUEL CHOPPIN D ARNOU
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Filing: 1919-12-01
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Granted: 1920-08-31
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Expires: 1939-12-01
Abstract
No abstract record available.
Inventors
- 👤 Arnouville Raoul-Emmanuel Ch D
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-07 18:43
CPC Classifications
E; E04; E04B; E04B2/00; E04B2/02; E04B2/14; E04B2002/0295
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