FR679502A
Expired / Lapsed
FR
⏱️ 0.0 years remaining
Aviation headset
Assignee: Tito Rodolfo Jonghi
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Filing: 1929-07-29
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Granted: 1930-04-14
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Expires: 1949-07-29
Abstract
No abstract record available.
Inventors
- 👤 Tito Rodolfo Jonghi
Bibliographic Details
Application Number
—
Jurisdiction
FR
Data Source
google_patents
Last Synchronized
2026-10-28 11:48
CPC Classifications
A; A42; A42B; A42B3/00; A42B3/04; A42B3/30; H; H04; H04M; H04M1/00; H04M1/02; H04M1/04; H04M1/05
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References Cited (Backward Citations)
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