Image:Gramme Ring - Four Pole Stator Field Flow.jpg
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[edit] Summary
Text from original diagram:
Figure 299: Distribution of magnetic lines through solid drum armature of a four pole machine.
Public Domain source:
- Hawkins Electrical Guide, Volume 1
- Chapter 19: Theory of the Armature, Page 281
- Copyright 1917 by Theo. Audel & Co.
- Printed in the United States
Scanned by Dale Mahalko, Gilman, WI, USA
DMahalko (talk) 10:41, 13 January 2008 (UTC)
[edit] Licensing
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This image is in the public domain in the United States. In most cases, this means that it was first published prior to January 1, 1923 (see the template documentation for more cases). Other jurisdictions may have other rules, and this image might not be in the public domain outside the United States. See Wikipedia:Public domain and Wikipedia:Copyrights for more details. |  |
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 10:41, 13 January 2008 | 1,430×1,480 (62 KB) | DMahalko (Talk | contribs) | (== Summary == Text from original diagram: Figure 299: Distribution of magnetic lines through solid drum armature of a four pole machine. '''Public Domain''' source: * Hawkins Electrical Guide, Volume 1 * Chapter 19: Theory of the Armature, Page 281 * Co) |
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