C 21.5:1250/2
OFFICIAL GAZETTE OF THE UNITED STATES PATENT AND TRADEMARK OFFICE... PATENTS... VOL. 1250, NUMBER 2... U.S. DEPARTMENT OF COMMERCE... SEPTEM
0260-B
20010491M
20011029
C 21.5:1250/3
OFFICIAL GAZETTE OF THE UNITED STATES PATENT AND TRADEMARK OFFICE... PATENTS... VOL. 1250, NUMBER 3... U.S. DEPARTMENT OF COMMERCE... SEPTEM