Patent applications in environmental-related technologies worldwide 1960-2021
收藏Statista2026-04-11 收录
下载链接:
https://www.statista.com/statistics/1261500/global-environmental-patents/
下载链接
链接失效反馈官方服务:
资源简介:
Estimated number of patent applications in environmental-related technologies worldwide from 1960 to 2021
1960年至2021年全球环境相关技术领域专利申请量预估数据



