Roll-up door curtain and guides and bottom bar therefor
Filed: July 25th, 2003 [Granted]
Patent Number: 6942003
Illllllllllllllllllllllllllllllllllllllllllllllllll US006942003B2 (12) United States Patent ao) Patent No.: us 6942003 B2 Thompson (45) Date of Patent: Sep.