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Inventor
PARKYN JAMES F
US
2 patents
Patents
2 patents
US7116997B2
Oct 3, 2006
Method and apparatus for network-assisted automatic confirmation of short message service delivery
AT & T CORP
40 citations
90
US6928290B2
Aug 9, 2005
Method and apparatus for network-assisted automatic confirmation of short message service delivery
AT & T CORP
38 citations
90