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IPC Subgroup
G09F 9/307

being incandescent filaments

Introduced: January 1980

Last revised: January 2006

Full Title

Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements > in which the desired character or characters are formed by combining individual elements > being incandescent filaments

Classification Context

Section:
PHYSICS
Class:
EDUCATING; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
Subclass:
DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS