.~.~ Including a type-head (e.g., cylinder, disc, etc.)
DEFINITION
Classification: 400/25
Including a type-head (e.g., cylinder, disc, etc.):
(under subclass 24) Subject matter wherein the typewriter is provided with a type-head* element that carries type-face* elements thereon.
(1) Note. A type-head is distinguished from a type-face* in that a type-head carries in one member a complete (or substantially complete) type-set-assemblage* that includes many type-faces.