
http://www.dwf.nu/Gallery/displayimage. ... play_media
2. Mercury Bleep Time.
http://www.dwf.nu/Gallery/displayimage. ... play_media
3. Hamilton similar model to this one.
http://www.dwf.nu/Gallery/displayimage. ... play_media
4. Helbros.
http://www.dwf.nu/Gallery/displayimage. ... play_media
5. HP-01
http://www.ledwatches.net/photo-pages/hp-01-3.htm
6. Gruen.

7. Micrel.

8. Unknown make.

9. Lanco.
http://www.ledwatches.net/photo-pages/lanco3.htm
10. Microlux
http://www.ledwatches.net/photo-pages/microlux2.htm
I can't think of any more off hand but I bet there are at least a couple more.