AT200516B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Ventilation device for fine-bubble aeration of especially waste water
Assignee: Passavant Werke
•
Filing: 1957-05-08
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Granted: 1958-11-10
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Expires: 1977-05-08
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-11-08 15:29
CPC Classifications
Y; Y02; Y02W; Y02W10/00; Y02W10/10
Claims Analysis
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References Cited (Backward Citations)
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