1890
The Tagalog word for tabulator is "tagabilang."
1000 BC
IBM
I.B.M.
IBM
The three were the development of the punch card tabulator, the first calculater made by Blaise Pascal, and then the difference engine made by Charles Babbage.
Your question has nothing to do with C language. Whitspace characters are: space, tabulator, carriage return, new line, new page, vertical tabulator.
IBM
I.b.m.
Herman hollerith invented it.
IBM, changed its name in 1924.