Release time:2024-05-28  Hits:

• Note:赵跃民
• Type of Patent:国际
• State of Patent:专利撤回
• Application Number:99227904.6
• Authorization number:CN 2367830Y
• Number of Inventors:2
• Service Invention or Not:no
• Application Date:1999-03-27
• Authorization Date:2000-01-22