It's been posted already....as a subscriber, please read the emails so we
aren't duplicating over and over....
What follows is what was posted;
I dug up the Papp patent which is at;
http://www.patents.ibm.com/details?patent_number=4428193
-- Jerry W. Decker / jdecker@keelynet.com http://keelynet.com / "From an Art to a Science" Voice : (214) 324-8741 / FAX : (214) 324-8741 KeelyNet - PO BOX 870716 - Mesquite - Republic of Texas - 75187