FR533839A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Soot or carbon black producing and distributing device for foundry use
Assignee: Joseph Andrieu
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Filing: 1921-04-06
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Granted: 1922-03-11
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Expires: 1941-04-06
Abstract
No abstract record available.
Inventors
- 👤 Joseph Andrieu
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-03 03:35
CPC Classifications
B; B22; B22C; B22C23/00; B22C23/02
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References Cited (Backward Citations)
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