CH95052A
Expired / Lapsed
CH
⏱️ 0.0 years remaining
Target system with device for cinematographic image projection.
Assignee: Lettner Josef
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Filing: 1921-03-07
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Granted: —
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Expires: 1941-03-07
Abstract
No abstract record available.
Inventors
- 👤 Lettner Josef
- 👤 Lettner Karl
- 👤 Welkerling Hermann
Bibliographic Details
Application Number
—
Jurisdiction
CH
Data Source
google_patents
Last Synchronized
2026-11-01 07:10
CPC Classifications
F; F41; F41J; F41J5/00; F41J5/04; F41J9/00; F41J9/14
Claims Analysis
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References Cited (Backward Citations)
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