Jin Oh Kwon

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Busan, KR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for controlling tension of track
- Patent number 8,733,850
- Issue date May 27, 2014
- Dong-Il Rubber Belt Co., Ltd.
- Dong Hwa Park
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

Information Patent Application
Apparatus for Controlling Tension of Track
- Publication number 20120080937
- Publication date Apr 5, 2012
- DONG-IL RUBBER BELT CO., LTD.
- Dong Hwa Park
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS