Keys; Components for buttons; Typewriters
€24.39
Typewriters; classification
Typwriters - Terms
€48.79
Keyboards, key spacing; Guidelines for new design; Typewriters
Keypad - Arrangement of Character - Typewriters
Typewriters; keyboard for manually operated typewriters
Typewriters - Keyboard for electro-mechanically operated typewriters
Typewriters; terms of machine types
€34.30
Office machines; typewriters, classification, definitions
€69.91
Alphanumeric office nnachines; alphanumeric keyboards; international keyboard for data input, position of characters
Calculating machines; terms-type of machines
Calculating machines, terms
€77.20
