Developer composition containing superparamagnetic polymers

Ronald F. Ziolo, Webster, N.Y. Xerox Corporation, Stamford, Conn. Inventor: Assignee: Appl. No.: 536,806 Filed: Sep. 28, 1983 Int. Cl........................... G03G 9/14; G03G 9/08 U.S. Cl. ................................. 430/106.6; 430/137; 430/903; 430/126; 252/62.54; 252/62.56 Field of Search ..................... 430/106.6, 109, 110, 430/903, 137; 252/62.54, 62.56 References Cited U.S. PATENT DOCUMENTS