DE548159C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Process for hardening optical glasses
Assignee: EMIL BUSCH A G OPTISCHE IND
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Filing: 1930-11-26
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Granted: 1932-04-13
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Expires: 1950-11-26
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-01 18:22
CPC Classifications
C; C03; C03B; C03B29/00; C03B29/02; C03B27/00; C03B27/012
Claims Analysis
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References Cited (Backward Citations)
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