Patent DE908458C successfully refreshed from Google Patents.
DE908458C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Device for fine marking or writing of layers
Assignee: Optische Werke CA Steinheil Soehne GmbH
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Filing: 1951-12-07
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Granted: 1954-04-05
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Expires: 1971-12-07
Abstract
No abstract record available.
Inventors
- 👤 Jacob Schmid
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-02 01:48
CPC Classifications
B; B44; B44B; B44B7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2346474A
Cited
CH269877A
Cited
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