Number of water technology-related patents worldwide 1992-2021, by field
收藏Statista2026-04-25 收录
下载链接：
https://www.statista.com/statistics/1600826/number-ipfs-water-technology-worldwide-by-field/
下载链接
链接失效反馈官方服务：
资源简介：
Number of water technology-related applications of international patent families (IPFs) worldwide from 1992 to 2021, by field
1992年至2021年全球范围内按领域分类的水技术相关国际专利族（International Patent Families, IPFs）申请数量
