Anyone recognize these drivers

[7andabit]

Can anyone help me id these drivers please
Markings say Hi-Vi RESEARCH but can't find them on their website. Do they look familiar to anyone
http://imageshack.us/g/163/imgp0498y.jpg/

 

[BoredSysAdmin]

look like 12" HiVi Woofers (Not a subwoofer) - Any markings on back of the magnets?

 

[7andabit]

Got it from a neighbour. Going to work with the back a bit to clean it see if something shows up. Thanks ill have a sniff in the 12 direction. The haystack has just became smaller