Ozalid was federally registered in the United States as a trademark for light-sensitive copying and photographic papers, on February 5, 1929. The term "ozalid process" has genericized to mean a process of printing positive images on paper from patterns on film or other translucent media.
abigail commented on the word Ozalid
Ozalid was federally registered in the United States as a trademark for light-sensitive copying and photographic papers, on February 5, 1929. The term "ozalid process" has genericized to mean a process of printing positive images on paper from patterns on film or other translucent media.
April 5, 2011