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Inventor
FAIX CARL R
US
2 patents
Patents
2 patents
US5535264A
Jul 9, 1996
Prompt issuing protocol for an intercept voice messaging system
UNISYS CORP
28 citations
87
US5455852A
Oct 3, 1995
Method and apparatus for defining parameter transmission protocols for a call intercept/message delivery telephone system
UNISYS CORP
19 citations
65