Koehler, James O. "Organo-Zirconium Derivatives." U. S. Patent number: 2978347. Washington, DC: United States Patent and Trademark Office, 1961. http://www.uspto.gov/patft/index.html (15 November 2007).
Koehler, James O. "Organo-Zirconium Derivatives." U. S. Patent number: 2978347. Washington, DC: United States Patent and Trademark Office, 1961. http://www.uspto.gov/patft/index.html (15 November 2007).
license
identifier
2000048494
created
2007-11-15T11:19:21
license
title
Koehler, James O. "Organo-Zirc ...... index.html (15 November 2007).
shortTitle
Koehler, Organo-Zirconium Derivatives (1961)