A keypunch machine is used to encode data or instructions by punching holes in cards that will be read later by a computer using a punch card reader.
How is a keypunch used
what was the original price of an ibm 129 keypunch
90
he made the keypunch
80
Entered Data On Computer Cards
The purpose of an ionizer machine for home use is to purify the air.
The purpose using a simple machine is because it helps you do things your to lazy to do it yourself.
Any machine which is used for mass production of particular component is called Special Purpose machine. please visit http://www.kasthurimmc.com/special-machines.html
The keypunch operator entered all the data into the new system.
the purpose of having a simple machine is to make life easier
To wash your clothes