G09D RAILWAY OR LIKE TIME OR FARE TABLES; PERPETUAL CALENDARS (calendar blocks B42D5/04; clockwork driven G04B; comprising computing means G06C)
Introduced: September 1968
Description
Covers mechanical or analog display devices used for presenting railway timetables, transportation schedules, fare information, and perpetual calendar systems. Includes fixed or adjustable display mechanisms such as flip cards, rotating drums, sliding panels, and similar devices designed for public information purposes in transportation venues. Excludes digital electronic displays and automated ticketing systems, which fall under different classifications.
Title
Titles differ between systems:
IPC: RAILWAY OR LIKE TIME OR FARE TABLES; PERPETUAL CALENDARS
CPC: RAILWAY OR LIKE TIME OR FARE TABLES; PERPETUAL CALENDARS (calendar blocks B42D5/04; clockwork driven G04B; comprising computing means G06C)
Full Title
Full titles differ between systems:
RAILWAY OR LIKE TIME OR FARE TABLES; PERPETUAL CALENDARS
RAILWAY OR LIKE TIME OR FARE TABLES; PERPETUAL CALENDARS (calendar blocks B42D5/04; clockwork driven G04B; comprising computing means G06C)
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- G09D 1/00 Railway or like time or fare tables; Indicating or reading aids therefor (essentially incorporating maps or route diagrams G09B; railway routing charts G09B; display devices, e.g. railway indicator boards G09F) IPC+CPC Available in IPC and CPC