SAMPYO ENGINEERING & CONSTRUCTION LTD.

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Elastic clip for fixing railway rail and method for installing the...
- Patent number 8,740,106
- Issue date Jun 3, 2014
- Sampyo Engineering & Construction Ltd.
- Ki Tae Ryou
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES

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Patents Applicationslast 30 patents

Information Patent Application
ELASTIC CLIP FOR FIXING RAILWAY RAIL AND METHOD FOR INSTALLING THE...
- Publication number 20120080534
- Publication date Apr 5, 2012
- SAMPYO ENGINEERING & CONSTRUCTION LTD.
- Ki Tae RYOU
- E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES