C 21.5:1192/3
OFFICIAL GAZETTE OF THE UNITED STATES PATENT AND TRADEMARK OFFICE, PATENTS VOL. 1192, NUMBER 3, U.S. DEPARTMENT OF COMMERCE NOVEMBER 19, 199
260-B
970290M
970122
C 21.5:1193/2
OFFICIAL GAZETTE OF THE UNITED STATES PATENT AND TRADEMARK OFFICE, PATENTS VOL. 1193, NUMBER 2, U.S. DEPARTMENT OF COMMERCE DECEMBER 10, 199
C 21.5:1191/2
OFFICIAL GAZETTE OF THE UNITED STATES PATENT AND TRADEMARK OFFICE, PATENTS VOL. 1191, NUMBER 2, U.S. DEPARTMENT OF COMMERCE OCTOBER 8, 1996
C 21.5:1192/2
OFFICIAL GAZETTE OF THE UNITED STATES PATENT AND TRADEMARK OFFICE, PATENTS VOL. 1192, NUMBER 2, U.S. DEPARTMENT OF COMMERCE NOVEMBER 12, 199