Information about the .sos (sos) file type

Below is all the information we have available on file about the .sos (sos) file type.

.sos
Serial Output System file. DRS Optical Mark Reader (OMR) Decode file.

The following link provides further information related to the .sos file extension:

Where this is available we would like to include file format information on .sos files, as well as information on how to view or open files of type .sos. If you know of any information which we have missed then please let us know.