Prohibition Sign
prohibition sign design characteristics are governed by regional and international standards. The symbol's canonical definition comes from the International Organization for Standardization which published ISO 3864-1 in 2002, a revision of a standard first published in 1984. The current version was published in 2011.
Prohibition Sign
prohibition sign design characteristics are governed by regional and international standards. The symbol's canonical definition comes from the International Organization for Standardization which published ISO 3864-1 in 2002, a revision of a standard first published in 1984. The current version was published in 2011.
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