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Image / "Singer Type Tube"

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Title
"Singer Type Tube"
Creator
Unknown
Date Created and/or Issued
1920/ /
Contributing Institution
History San Jose Research Library
Collection
History San Jose Online Catalog
Rights Information
Please contact the contributing institution for more information regarding the copyright status of this object.
Description
Copied from 1920 catalog of de Forest Radio Tel. & Tel. Co.
Type
image
Format
Black & White
Identifier
17EA48B1-196A-4C71-8CA1-765864144836
2003-59-301
Subject
De Forest Radio Telephone & Telegraph Co
Vacuum-tubes (LCSH)

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