what year did:

Hiram Maxium invent the Gatlni Gun

Alfread Noble invent the Dynamite

christopher sholes invent the typewriter

2 answers

Gatling gun?

http://en.wikipedia.org/wiki/Maxim_gun

http://inventors.about.com/od/dstartinventions/a/Alfred_Nobel.htm

http://inventors.about.com/library/inventors/bltypewriter.htm
thanks a millon