DE704883C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Electrocardiograph
Assignee: ALFRED FREY DR
•
Filing: 1938-07-30
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Granted: 1941-04-09
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Expires: 1958-07-30
Abstract
No abstract record available.
Inventors
- 👤 Dr Alfred Frey
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-23 15:49
CPC Classifications
—
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