Saved successfully
Save failed
Saved Successfully
Save Failed
公开(公告)号:KR100009397B1
公开(公告)日:1981-03-04
申请号:KR1019790000685
申请日:1979-03-07
Applicant: 강광모
Inventor: 강광모
IPC: C04B41/61
公开(公告)号:KR3000289520000S
公开(公告)日:1980-04-19
申请号:KR3019790002457
申请日:1979-04-28
Designer: 강광모