DE931672C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for artificial ventilation of newborns
Assignee: Draegerwerk AG and Co KGaA
•
Filing: 1952-03-06
•
Granted: 1955-08-16
•
Expires: 1972-03-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 19:44
CPC Classifications
A; A61; A61M; A61M16/00; A61M16/04; A61M16/0488
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE501976C
Cited
USPTO Annuity & Maintenance Windows
Maintenance schedule is calculated for granted US utility patents.