US PATENT SUBCLASS 400 / 25
.~.~ Including a type-head (e.g., cylinder, disc, etc.)


Current as of: June, 1999
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400 /   HD   TYPEWRITING MACHINES

23  DF  FOR TYPING ON FLAT RECORD-MEDIUM OR AGAINST FLAT PLATEN {14}
24  DF  .~ For typing on a book {4}
25.~.~ 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.