Category:無線特許年鑑
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| This is the category for the Japanese book 無線特許年鑑. |
日本語: 無線特許年鑑
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Media in category "無線特許年鑑"
The following 2 files are in this category, out of 2 total.
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NDL1074887 無線特許年鑑 第1回(昭和11年版) 無線特許並實用新案一覽表.pdf 5,756 × 4,125, 94 pages; 60.83 MB
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NDL1074888 無線特許年鑑 第2回(昭和12年版) 無線特許並實用新案一覽.pdf 5,779 × 4,135, 93 pages; 59.77 MB