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Inventor
BERGER BRENT HENRY
US
2 patents
Patents
2 patents
US6819303B1
Nov 16, 2004
Control system for an electronic sign (video display system)
DAKTRONICS
57 citations
91
US7646357B2
Jan 12, 2010
Control system for an electronic sign (video display system)
DAKTRONICS
1 citations
57