JIS K 2235:1991 (R2006) Petroleum waxes
JIS R 0304:1991 (R2016) Heat balancing of continuous dryer for ores and other materials
JIS R 0301:1991 (R2016) Heat balancing of pottery and refractory firing tunnel kiln
JIS R 0302:1991 (R2016) Heat balancing of pottery and refractory firing periodic kiln
JIS R 0305:1991 (R2016) Heat balancing of kiln and furnace for lime
JIS A 4413:1991 (R2002) Piping units for dwellings
JIS C 3611:1991 (R2017) Insulated wires for cubicle type unit substation for 6.6 kV receiving
JIS C 8374:1991 (R2017) Residual current sensing and relaying equipment
JIS C 4510:1991 (R2017) Hook bars for disconnecting switch operation
JIS C 7610:1991 (R2017) Low pressure sodium vapour lamps
JIS M 8016:1991 (R2017) Testing methods of filler and coating clay for paper