RE: What scale?

Anyone here familiar with the Game Centurion?  It's probably not printed
anymore but I have the original box set and it came with all these
little
plastic hover tanks.  I am wondering what scale they might be in.  Each
one
is about an inch long, or so.

Thanks 
Jason
This message (including any attachments) contains confidential
information
intended for a specific individual and purpose, and is protected by law.
 If
you are not the intended recipient, you should delete this message.  Any
disclosure, copying, or distribution of this message, or the taking of
any
action based on it, is strictly prohibited.