File:US2236984-Figure1.png
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DescriptionUS2236984-Figure1.png |
English: Electric motor control system
Figure 1: Figure 2: Figure 3: |
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Date | ||||
Source | https://www.google.co.in/patents/US2236984 | |||
Author | Alexanderson Ernst F W | |||
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19 October 1937
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 12:14, 9 August 2015 | 1,749 × 1,052 (30 KB) | MichaelFrey | {{Information |Description ={{en|1=Toy engine - Reciprocating electric motor that simulates a steam engine. {{:User:MichaelFrey/US2236984}}}} {{en|1=Electric motor control system}} |Source =https://www.google.co.in/patents/US2236984 |Author... |
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Horizontal resolution | 118.11 dpc |
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Vertical resolution | 118.11 dpc |
File change date and time | 12:01, 9 August 2015 |