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Inventor
BOYD RAMONA L
US
2 patents
Patents
2 patents
US6522668B1
Feb 18, 2003
System and method for special signaling with customer premises equipment
CISCO TECH IND
24 citations
87
US7020164B1
Mar 28, 2006
System and method for special signaling with customer premises equipment
CISCO TECH IND
6 citations
68