JPS5598341A
Expired / Lapsed
JP
⏱️ 0.0 years remaining
Method of estimating color of jewel
Assignee: De Beers Consolidated Mines Ltd
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Filing: 1979-10-09
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Granted: —
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Expires: 1999-10-09
Abstract
No abstract record available.
Inventors
- 👤 Suchiwaato Utsuzu Jiofurei
- 👤 Maaku Ueruboon Kurisutofuaa
Bibliographic Details
Application Number
—
Jurisdiction
JP
Data Source
google_patents
Last Synchronized
2026-11-08 06:00
CPC Classifications
G; G01; G01N; G01N21/00; G01N21/84; G01N21/87
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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