BUSINESS FIELD : AIR DRYER DEVELOPMENT INTELLECTUAL PROPERTY: ㆍRegistration of Trade mark  - No 14521 / 13826   <INVENTION PATENT> ㆍAcguisition of invention patent for moisture  - fighting olevice & control know-how  - PATENT No.0215335 (May , 1999) ㆍRegistration of invention patent for moisture  - fighting olevice & control know-how  - PATENT No.0257746 (March , 2000) ㆍRegistration of invention patent for moisture  - fighting olevice by seusing adsorbed heat  - PATENT No.0467881 (January , 2005)  <Design Registration> ㆍBox Type Dryer (Industrial moisture - fighting air dryer)   - TATENT No.0260337 (Autumn , 2000)  - Design Registration  - No.0267002 (Autumn , 2000)  <Trade Mark Registration> ㆍRegistration of company name GEUMSUNG PNEUMATIC CORP  - Registered No.0471635 (JUNE , 2000) ㆍRegistration of GSE MOD