FR595686A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Advanced spirometer
Assignee: Edward James Ruffier
•
Filing: 1924-06-24
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Granted: 1925-10-07
•
Expires: 1944-06-24
Abstract
No abstract record available.
Inventors
- 👤 Edward James Ruffier
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-24 07:55
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/08; A61B5/091; A61B5/093
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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