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특허 및 신기술
NO. 구분 공법 명칭 번호 날짜 비고
62 국제특허 - Prestressed concrete girder for bridges and its manufacturing method PCT/KR2022/016871 2022-11-01
61 국제특허 - Composite girder for a bridge with end cutouts and its manufacturing method PCT/KR2022/016800 2022-10-31
60 국제특허 - Upper structure of composite type bridge PCT/KR2022/013765 2022-09-15
59 국제특허 HD Box Manufacturing method of box-shaped steel composite girders and construction method of box-shaped bridges using them PCT/KR2010/004489 2010-07-09
58 국제특허 Bridge The upper structure of a continuous bridge with improved construction performance while efficiently supporting parent comments and its construction method PCT/KR2010/004391 2010-07-06
57 특허 - Prestressed concrete girder for bridges and its manufacturing method 10-2529810 2022-11-01
56 특허 - Composite girder for a bridge with end cutouts and its manufacturing method 10-2529806 2022-10-28
55 특허 - Upper structure of composite type bridge 10-2591934 2022-09-14
54 신기술 HD Box The manufacturing method of a steel box composite girder (HDBox girder) that synthesizes a half-thick floor plate(Half-Deck) on the upper flange of the opening section in the self-weight stage 대구-2022-17 2022-11-15 Daegu-Gwangyeoksi
53 특허 Pier Remaining bridge system and its construction method 10-2517707 2021-12-29
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