FR492243A
Expired / Lapsed
FR
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Improvements in tube assembly
Assignee: GASTON MONDOLFO
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Filing: 1918-10-11
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Granted: 1919-07-02
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Expires: 1938-10-11
Abstract
No abstract record available.
Inventors
- 👤 Gaston Mondolfo
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-11-03 06:47
CPC Classifications
B; B21; B21D; B21D39/00; B21D39/04
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