FR508495A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Process for transforming certain bodies to make them abrasive
Assignee: LUCIEN LAUFER
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Filing: 1916-11-09
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Granted: 1920-10-13
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Expires: 1936-11-09
Abstract
No abstract record available.
Inventors
- 👤 Lucien Laufer
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-26 08:13
CPC Classifications
C; C09; C09K; C09K3/00; C09K3/14; C09K3/1409
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