CH112638A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Method and device for crowning pierced gemstones for technical purposes.
Assignee: Fritz Raez
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Filing: 1924-08-06
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Granted: —
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Expires: 1944-08-06
Abstract
No abstract record available.
Inventors
- 👤 Fritz Raez
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-08 20:50
CPC Classifications
G; G04; G04D; G04D3/00; G04D3/0002; G04D3/0056; G04D3/0058
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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