The company's formal name is Dyna Mechtronics. They often put a name plate on the machines that stated "DYNAMYTE".
Dyna made the following machines:
Benchtop mills with SKIP control:
2000
2100
2200
2300
2400
2800
2900 (2800 with ATC)
Benchtop lathe with SKIP control:
3000
Full size with SKIP control:
4000
4400 (same as 4000 but with ATC)
Full size with Mitsubishi M3 & M520 controls:
DM4400M (same mechanicals as 4400 but with Mitsubishi M3 control)
DM4500
DM4800
DM4800C (re-badged Johnford mill with swing arm ATC)
DL3300 lathe
Benchtop with Dyna's PC control:
DM1007
Knee Mill with Dyna's PC control:
EM3116
Full size with Dyna's PC control:
DM2016
HF3016
DM3220
HF4020
DM4322