FR537029A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Improvements in conductors for arc lamps
Assignee: William Henry Argill
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Filing: 1921-06-18
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Granted: 1922-05-13
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Expires: 1941-06-18
Abstract
No abstract record available.
Inventors
- 👤 William Henry Argill
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-23 15:09
CPC Classifications
H; H05; H05B; H05B31/00; H05B31/003; H05B31/0036
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References Cited (Backward Citations)
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