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Application filed by Scientific Games Holdings LtdfiledCriticalScientific Games Holdings Ltd
Priority claimed from PCT/US1997/012893external-prioritypatent/WO1999004873A1/en
Application grantedgrantedCritical
Publication of ATE479172T1publicationCriticalpatent/ATE479172T1/de
The use of drama within on-air sports promotion and the relationship between dramatic content of promotional messages and the size of audiences for televised sports events