AT93700B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Protection device for electrical circuits.
Assignee: Richard Dreyer
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Filing: 1921-03-30
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Granted: 1923-07-25
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Expires: 1941-03-30
Abstract
No abstract record available.
Inventors
- 👤 Richard Dreyer
Bibliographic Details
Application Number
—
Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-11-04 15:01
CPC Classifications
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