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Improvements to methods and devices for the light projection of various patterns, in particular theater sets

Assignee: Remigius Geyling
•
Filing: 1928-12-22
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Granted: 1929-09-30
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Expires: 1948-12-22
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Abstract

No abstract record available.

Inventors

  • 👤 Remigius Geyling
  • 👤 Paul Planer

Bibliographic Details

Application Number —
Jurisdiction FR
Data Source google_patents
Last Synchronized 2026-10-25 08:55
CPC Classifications
F; F21; F21S; F21S2/00

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