抓取结果

500 Internal Server Error 500 Internal Server Error nginx/1.18.0 (Ubuntu)

网站标题

利索能及-Free patent search, patent retrieval, patent analysis-National invention patent search and analysis platform

关键词

patent search,patent retrieval,patent analysis,patent number search,patent download,patent information analysis,patent analysis software,patent intelligence analysis,patent search method,China patent

站点描述

offering patent analysis, patent search, patent retrieval and other data service functions. It can conveniently search and retrieve related patent documents by patent number or application number and can download patents. The patent retrieval system is a