Probably not. What errors are you getting when trying to select from the tables?
If it were a corrupt DB, there might be a chance or reading the pages raw and decoding them by hand. Is really time consuming and requires a great deal of experience. Since the backup that you restored was corrupt, the data probably isn't there at all.
What did MS's product support say?
Microsoft Certified Master: SQL Server, MVP, M.Sc (Comp Sci)SQL In The Wild
: Discussions on DB performance with occasional diversions into recoverability
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