Patent CH8155A successfully refreshed from Google Patents.
CH8155A
Expired / Lapsed
CH
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Self-luminous note tablet in the dark
Assignee: Gustav Habrich
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Filing: 1894-04-02
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Granted: —
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Expires: 1914-04-02
Abstract
No abstract record available.
Inventors
- 👤 Gustav Habrich
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-10-28 12:53
CPC Classifications
—
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