Man Sik Cho

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Technology Profile

Technology # of Patents
B21D: WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING 4
G09F: DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS 1

Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
7,878,0392011Channel letter machine and method thereof0
2009/0013,7472009Channel Letter Machine and Method Thereof0
7,441,4342008Channel letter machine and method thereof0
2008/0034,6312008Length adjustable pole display system6
2007/0261,4602007Channel letter machine and method thereof