G09F9/00
Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
G09F9/00
Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
G09F9/30
in which the desired character or characters are formed by combining individual elements
G09F9/30
in which the desired character or characters are formed by combining individual elements