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Patent Assignment Details
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Reel/Frame:012679/0970   Pages: 4
Recorded: 02/27/2002
Conveyance: ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 1
1
Patent #:
Issue Dt:
08/13/2002
Application #:
09750842
Filing Dt:
12/28/2000
Publication #:
Pub Dt:
10/04/2001
Title:
CENTER-CUT BLASTING METHOD FOR TUNNEL EXCAVATION UTILIZING LARGE UNLOADED BLAST HOLES AND A CIRCULAR PRE-SPLIT
Assignors
1
Exec Dt:
12/26/2000
2
Exec Dt:
12/26/2000
3
Exec Dt:
12/26/2000
Assignees
1
BANGBAE-2 DONG, SEOCHO-GU
3RD FL. DAE KWANG BLDG. 455-157
SEOUL 137-819, KOREA, REPUBLIC OF
2
SHINJEONG-1 DONG, YANGCHEON-GU
MOCKDONG APT. 1019-1406
SEOUL 158-050, KOREA, REPUBLIC OF
Correspondence name and address
SHERIDAN ROSS P.C.
JOSEPH E. KOVARIK
1560 BROADWAY, SUITE 1200
DENVER, COLORADO 80202-5141

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