Title:
Sound effect control
Document Type and Number:
United States Patent 2847513


Inventors:
Schlafly Jr., Hubert J.
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Sponsored by:
Flash of Genius
Publication Date:
08/12/1958
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Assignee:
TELEPROMPTER CORP
Primary Class:
369/20
Other Classes:
369/69, 369/47.230
International Classes:
G09B5/04; G09B5/00
US Patent References:
2501048Announcing system
2552788Inaudible control circuit for starting and stopping phonograph systems
2615992Apparatus for indicia recognition
2633055Automatically controlled multitrack rerecording and reproducing sound system


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