Patent DE844393C successfully refreshed from Google Patents.
DE844393C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Circulating air sifter
Assignee: Individual
•
Filing: 1951-05-19
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Granted: 1952-07-21
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Expires: 1971-05-19
Abstract
No abstract record available.
Inventors
- 👤 Jakob Heyd
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-04 13:12
CPC Classifications
B; B07; B07B; B07B7/00; B07B7/08; B07B7/083; B07B11/00; B07B11/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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