Category:Japanese postal mark as a conformity mark

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English: Electrical conformity symbols incorporating symbol of the former Japanese Ministry of Communications (〒, today best known as the postcode or post office symbol, but the Ministry of Communications did once have jurisdiction over the electrical industry, which would seem to be the origin of this secondary meaning).

Media in category "Japanese postal mark as a conformity mark"

The following 9 files are in this category, out of 9 total.