However, in 1976, the world's first inkjet printer was born.

The college entrance examination in China was resumed on 1978, and 1982 was the first college graduate.

So the graduation thesis will be printed no earlier than 1982.

As far as I know, I started printing papers in 2002 and 2003.

Therefore, the starting time range should be (1982,2003).

It is too wide. According to common sense, [1998, 2003].