FR719830A
Expired / Lapsed
FR
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Improvements in concrete manufacturing
Assignee: Louis Bourdelles
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Filing: 1930-10-13
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Granted: 1932-02-10
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Expires: 1950-10-13
Abstract
No abstract record available.
Inventors
- 👤 Louis Bourdelles
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-05 03:42
CPC Classifications
C; C04; C04B; C04B18/00; C04B18/04; C04B18/18; C04B18/24; C04B18/28; C04B28/00; C04B38/00; C04B38/02; Y; Y02; Y02W; Y02W30/00; Y02W30/50; Y02W30/91
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