3110| 13
|
設(shè)計(jì)出一個(gè)零件,,想要申請(qǐng)專(zhuān)利,,各位有申請(qǐng)過(guò)專(zhuān)利的嗎 |
| ||
| ||
| ||
| ||
| ||
點(diǎn)評(píng)
我瞎扯,,不要在意
| ||
| ||
| ||
小黑屋|手機(jī)版|Archiver|機(jī)械社區(qū) ( 京ICP備10217105號(hào)-1,,京ICP證050210號(hào),浙公網(wǎng)安備33038202004372號(hào) )
GMT+8, 2025-2-23 17:41 , Processed in 0.059866 second(s), 15 queries , Gzip On.
Powered by Discuz! X3.4 Licensed
© 2001-2017 Comsenz Inc.