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JIS K 6353:1997 (R2001)
JIS X 6135:1997 (R2014)
JIS M 8819:1997 (R2016)
JIS C 1102-8:1997 (R2017)
JIS K 7030:1997 (R2016)
JIS Z 8741:1997 (R2016)
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