Patent DE565986C successfully refreshed from Google Patents.
DE565986C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Capsule spanning the auricle to protect the ear against annoying noises
Assignee: HERBERT ROTSCH
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Filing: —
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Granted: 1932-12-09
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Expires: 1949-12-09
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-29 07:18
CPC Classifications
A; A61; A61F; A61F11/00; A61F11/06; A61F11/14
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Total Claims: 0
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