Patent US3544046A successfully refreshed from Google Patents.
Patent DE388577C successfully refreshed from Google Patents.
DE388577C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Method and apparatus for reproducing photographic negatives
Assignee: Individual
•
Filing: 1921-10-30
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Granted: 1924-01-15
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Expires: 1941-10-30
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-10-29 16:57
CPC Classifications
G; G03; G03C; G03C5/00; G03C5/08
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Total Claims: 0
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