Universeller EPROM Programmer 4004
An EPROM burner from the company Dobbertin
There was also a Dobbertin product called Programmer 4003
The 4004 could burn EPROMs up to 64 KB (27512), the 4003 could only burn EPROMs up to 32 KB.
Other differences between the two programmers are not known.
The EPROM programmer was tested in CPC Schneider International, issue 9-1985, page 54 (German)