To whom was the first patent of integral pencil and eraser issued?

Options :
  1. William Philips
  2. Joseph Rechendorfer
  3. David Wright
  4. James Knits
Answer and Explanation :-

Answer: Option 2

Explanation:

It was issued in USA on 30 March, 1858.

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

Previous Question : What was the main cause of slavery in South?

Next Question : Euphrates river merges with Tigris river in south-eastern

Click here for online test on World History

Responses


 (Getemail alerts when others member replies)







Live life with a purpose and live it full out.
-Steve Maraboli Life the Truth and Being Free