When was photocopier machine introduced by Haliod?

Options :
  1. 1951
  2. 1949
  3. 1947
  4. 1946
Answer and Explanation :-

Answer: Option 2


After consulting a professor of classical language at Ohio State University, Haloid and Carlson changed the name of the process to "xerography," which was derived from Greek words that meant "dry writing." In 1949, Xerox Corporation introduced the first xerographic copier called the Model A.

How do you rate this queston?  Very Easy  Easy  Average  Above Average  Tough

Previous Question : Temujin was the grandfather of Kublai Khan. When did he take up the title of Genghis Khan?

Next Question : When were the T-shirts first produced in the World?

Click here for online test on Days and Years


 (Getemail alerts when others member replies)

Everybody's gotta learn, nobody's born knowing.
-Harper Lee