◆ R&D Log Eureka V3.0 Symmetry (february, 2018) by Eureka_Admin V3.0 focused on only one aspect: ergonomics. grip length was increased, as well as overall length. 공유하기 게시글 관리 For your eureka moment 저작자표시 (새창열림) 관련글 Eureka V5.0 Symmetry (April, 2018) Eureka V4.0 Symmetry(March, 2018) Eureka V2.0 Symmetry (12/26/2017) Eureka V1.0 Prototype Fountain Pen (2013)
