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A toothed wheel joined to a circuit line.
Also known as: Hatsudensho mark, Substation mark
Denotes a power station or electrical substation on a Japanese topographic map.
Marks a power station or an electrical substation on a GSI topographic sheet.
Contexts: Maps
Covers generation and transformation with one symbol, so a reader can locate electrical infrastructure without being told which function a given site performs.
Contexts: Maps
A cogged wheel with a line running from it, the cog reading as machinery and the line as the outgoing supply.