The most important types of ribbons are .....
AStandard and portable
BDuplicating and impression
CRecord and copying
DAll of the above
No.1 PSC Learning App
★
★
★
★
★
Related Questions:
The problem of printing both capital and small letters without increasing the number of keys was solved by
Impression roller in duplicator placed:
The step by step movement of carriage is done by
------evenly spreads ink on the stencil for impression
The Universal Standard Keyboard came into effect in :