File:Fig 12.pdf
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Invention of Temperature-Insensitive Quartz Oscillation Plate Enabling Highly Stable Communications and Clocks, 1933: PDF file for Fig. 12.pdf
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| Date/Time | Dimensions | User | Comment | |
|---|---|---|---|---|
| current | 15:27, 13 January 2016 | (256 KB) | R1CUTQUARTZ (talk | contribs) | Invention of Temperature-Insensitive Quartz Oscillation Plate Enabling Highly Stable Communications and Clocks, 1933: PDF file for Fig. 12.pdf |
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