Production of quartz glass molds in various shades of grey to black for optical applications
DE502021006343D1Active Publication Date: 2025-01-23HELLMA
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Patent Information
- Application Number
- DE502021006343
- Authority / Receiving Office
- DE · DE
- Patent Type
- Patents
- Current Assignee / Owner
- Priority Date
- 2020-10-21
- Filing Date
- 2021-10-21
- Publication Date
- 2025-01-23
- Estimated Expiration
- 2041-10-21
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