Category:真空管式無線電話の実験
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| This is the category for the Japanese book 真空管式無線電話の実験. |
日本語: 真空管式無線電話の実験
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Media in category "真空管式無線電話の実験"
The following 4 files are in this category, out of 4 total.
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NDL961335 真空管式無線電話の実験 part1.pdf 6,350 × 4,500, 100 pages; 51.79 MB
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NDL961335 真空管式無線電話の実験 part2.pdf 6,350 × 4,500, 67 pages; 35.14 MB
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NDL961336 真空管式無線電話の実験 part1.pdf 6,350 × 4,500, 100 pages; 49.39 MB
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NDL961336 真空管式無線電話の実験 part2.pdf 6,350 × 4,500, 65 pages; 32.32 MB