Category:Otto Julius Zobel
American electrical engineer (1887–1970) | |||||
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Date of birth | 20 October 1887 Ripon | ||||
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Date of death | January 1970 Morristown | ||||
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Subcategories
This category has the following 2 subcategories, out of 2 total.
M
- M-Derived filters (9 F)
Z
- Zobel networks (47 F)
Media in category "Otto Julius Zobel"
The following 4 files are in this category, out of 4 total.
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OJ Zobel signature.png 446 × 164; 3 KB
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OJ Zobel.jpg 604 × 500; 97 KB
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Signature.PNG 446 × 164; 5 KB
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Zobel original drawing.PNG 1,528 × 406; 88 KB