Common Contracts

EXHIBIT 4.5

Underwriters Warrant Agreement • January 29th, 1999 • U S Laboratories Inc • Services-testing laboratories • Florida

• Contract Type
  Underwriters Warrant Agreement
• Filed
  January 29th, 1999
• Company
  U S Laboratories Inc
• Industry
  Services-testing laboratories
• Jurisdiction
  Florida

UNDERWRITER'S WARRANT AGREEMENT

Underwriter's Warrant Agreement • January 8th, 1998 • Rollerball International Inc • Sporting & athletic goods, nec • New York

• Contract Type
  Underwriter's Warrant Agreement
• Filed
  January 8th, 1998
• Company
  Rollerball International Inc
• Industry
  Sporting & athletic goods, nec
• Jurisdiction
  New York

UNDERWRITER'S WARRANT AGREEMENT

Underwriter's Warrant Agreement • August 13th, 1997 • Rollerball International Inc • New York

• Contract Type
  Underwriter's Warrant Agreement
• Filed
  August 13th, 1997
• Company
  Rollerball International Inc
• Jurisdiction
  New York