FR374068A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements in filters
Assignee: Individual
•
Filing: 1907-01-29
•
Granted: 1907-06-04
•
Expires: 1927-01-29
Abstract
No abstract record available.
Inventors
- 👤 Joseph Conversy
- 👤 Joseph Bouquet
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-27 19:11
CPC Classifications
B; B01; B01D; B01D27/00; B01D27/14; B01D27/142; B01D27/04; B01D27/06; B01D2201/00; B01D2201/04; B01D2201/0415; B01D2201/0423
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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