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WO2023056704A1
一种清洗盘及安装有该清洗盘的电动清洁设备
申请日: 2021-12-08
公开(公告)日:2023-04-13
ZHEJIANG PRULDE ELECTRIC APPLIANCE CO., LTD.,浙江普莱得电器股份有限公司,BATAVIA B.V.,巴达维亚有限公司
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