DE479749C
Expired / Lapsed
DE
⏱️ 0.0 years remaining
Switching device for the picture book of projection apparatus used for the presentation of standing pictures
Assignee: Rothgiesser & Schlossmann G M
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Filing: 1927-12-02
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Granted: 1929-07-24
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Expires: 1947-12-02
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
DE
Data Source
google_patents
Last Synchronized
2026-11-01 09:00
CPC Classifications
G; G03; G03B; G03B1/00; G03B1/18; G03B1/20; G03B1/22
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