同族类型
公开(公告)号/专利名称
当前申请(专利权)人
摘要附图
CN115950614A
一种用于宜居宜业和美乡村建设的振动环境模拟装置
申请日: 2023-03-14
公开(公告)日:2023-04-11
中国电建集团西北勘测设计研究院有限公司
US4930427
Magnetic recording disc for computer data
申请日: 2004-10-27
公开(公告)日: 2004-10-27
Svilainis
US4930427
Magnetic recording disc for computer data - has sector subjected to different treatment to prevent unauthorised copying Magnetic recording disc for computer data
申请日: 2004-10-27
公开(公告)日: 2004-10-27
MICROSOFT CORPORATION
US4930427
Magnetic recording disc for computer data - has sector subjected to different treatment to prevent unauthorised copying Magnetic recording disc for computer data
申请日: 2004-10-27
公开(公告)日: 2004-10-27
MICROSOFT CORPORATION
