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Class Information
Number: 400/1
Name: Typewriting machines > Including justification or quadding of print-line
Description: Subject matter wherein more than one print-line* of character* symbols is imprinted on a record-medium* to form a page* of text, and wherein significance is attributed to the typing operation known as "justification" as that term is discussed and defined in (1) Note below, or significance is attributed to the typing operation known as "quadding" as that term is discussed and defined in (2) Note below, either operation modifying the print-lines of a page of text.


Sub-classes under this class:

Class Number Class Name Patents
400/9 By interword or intercharacter spacing 10
400/3 By programmed-control-system 39
400/14 By typing line on stretchable medium 2
400/8 By using "no-print" device 7
400/15 Including justification indicator 2
400/2 Including quadding of print-line 8


Patents under this class:

Patent Number Title Of Patent Date Issued
5127568 Lid for sheet feed tractor Jul. 7, 1992



 
 
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