Sales and lease on-line business running parallel with off-line
KR20030063729A
sepulcher for ashes
KR20010088564A
timecapsule system involving recording,preserving and delivering
KR20020003309A
Protection system preventing private informations from hacking
KR20010069669A
DB connected on line education system using VOD(video on demand) and Live Moving Pictures for Attendance,Studying process management, Test and man to man education Consulting