中國當時沒有專利的概念.
所有跟帖:
• 不全是,申請的很不專業,很容易讓人繞過去了,還有一個很便宜賣了 -chinomango- ♂ (0 bytes) () 03/19/2015 postreply 21:40:16
• 不全是,申請的很不專業,很容易讓人繞過去了,還有一個很便宜賣了 -chinomango- ♂ (0 bytes) () 03/19/2015 postreply 21:40:16
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