using 7-zip it can be solved!
eg: wget http://www.ops.gr/Ergorama/fileUploads/ypiresiaops/prokirikseis/biografiko.zip LANG=el_GR.CP737 7z x -oPATH file.zip convmv -r --notest -f utf-8 -t CP737 PATH/*
see proposed patch for package unp, same problem there: https://bugs.launchpad.net/ubuntu/+source/unp/+bug/583417
using 7-zip it can be solved!
eg: www.ops. gr/Ergorama/ fileUploads/ ypiresiaops/ prokirikseis/ biografiko. zip
wget http://
LANG=el_GR.CP737 7z x -oPATH file.zip
convmv -r --notest -f utf-8 -t CP737 PATH/*
see proposed patch for package unp, same problem there: /bugs.launchpad .net/ubuntu/ +source/ unp/+bug/ 583417
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