So if you lose the manual, you lose the codes. Not made by either of these companies, it seems, but by a company called Gemini, which has since folded.
The Philips/Magnavox universal remote 'CL015'. I'm just putting this up in the hope that it comes up for searchers instead of the dishonest websites that seek to make you pay for DVD player codes for your universal remotes (and probably don't).