Patent DE731246C successfully refreshed from Google Patents.
DE731246C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for cooling sparks
Assignee: Individual
•
Filing: 1940-09-21
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Granted: 1943-02-04
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Expires: 1960-09-21
Abstract
No abstract record available.
Inventors
- 👤 Franz Winterfeldt
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-29 18:51
CPC Classifications
B; B01; B01D; B01D45/00; B01D45/04; B01D45/08; F; F23; F23J; F23J11/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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