Now, almost everywhere applied electronic machines and appliances, the programme of work which is carried out by using perforated paper tapes and cards. Therefore, it is easy from already used punch cards to pick up where the holes were located in one row. Essentially, this is a ready device for drawing dashes: apply to the centers of the holes, a ruler and a pencil or pen — under the card will remain clear dotted line.
Recommend to read
Automatic summer shower
Do you know what’s the most annoying thing about a summer shower at the cottage or in a private house? Constantly running to check if there’s water in the tank. It feels like you just...
THE WILL OF THE DESIGNER
At the end 1940-x of years in several countries of Europe, a dilapidated Second world war, gradually began to recreate the automotive industry. On the streets there are inexpensive micro...
