CH251901A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Pencil lead sharpener.
Assignee: Steiner Paul
•
Filing: 1946-06-21
•
Granted: —
•
Expires: 1966-06-21
Abstract
No abstract record available.
Inventors
- 👤 Steiner Paul
- 👤 Thurnheer Jakob
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-03 08:49
CPC Classifications
B; B43; B43L; B43L23/00; B43L23/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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