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SU28811A1
Expired / Lapsed
SU
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Pneumatic horn
Assignee: В.А. Попов
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Filing: 1931-04-18
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Granted: 1932-12-31
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Expires: 1951-04-18
Abstract
No abstract record available.
Inventors
- 👤 В.А. Попов
Bibliographic Details
Application Number
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Jurisdiction
SU
Data Source
google_patents
Last Synchronized
2026-11-06 04:48
CPC Classifications
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