End-to-end encryption and privacy controls.
Message and call for free* around the world.
Group conversations made simple.
Say it with stickers, voice, GIFs and more.
Reach your customers from anywhere.
https://123deta.com/document/myj3wr2z-全体版特許庁産業財産権制度問題調査研について|産業省特許庁.html