AT147573B
Expired / Lapsed
AT
⏱️ 0.0 years remaining
Method and device for obtaining equally exposed photographic negatives.
Assignee: Walter Ing Benedikt
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Filing: 1934-08-31
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Granted: 1936-11-10
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Expires: 1954-08-31
Abstract
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Inventors
- 👤 Walter Ing Benedikt
Bibliographic Details
Application Number
—
Jurisdiction
AT
Data Source
google_patents
Last Synchronized
2026-10-30 21:00
CPC Classifications
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