樓主: y0221120
|
工程師需要知道的專利知識之五：說明書與權力要求 |
| ||
小黑屋|手機版|Archiver|機械社區(qū) ( 京ICP備10217105號-1，京ICP證050210號，浙公網安備33038202004372號 )
GMT+8, 2025-5-13 08:24 , Processed in 0.048331 second(s), 12 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.
發(fā)表于 2023-6-27 14:30:32
