英国知的財産庁 動画
1.IPO Attaché network, 0:40
IPO Attaché network
2.World Environment Day 2020、 2:32
World Environment Day 2020
The Intellectual Property Office (IPO) is the official UK government body responsible for intellectual property (IP) rights including patents, designs, trade marks and copyright.
各国商標データベース (国内外知的財産関連128機関) 地域ブロック別
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