JIS C 1010-31:2011 Safety requirements for electrical equipment for measurement, control and laboratory use -- Part 31: Safety requirements for hand-held probe assemblies for electrical measurement and test
2011JIS C 1010-31:2011 Safety requirements for electrical equipment for measurement, control and laboratory use -- Part 31: Safety requirements for hand-held probe assemblies for electrical measurement and test
2006JIS C 1010-31:2006 Safety requirements for electrical equipment for measurement, control, and laboratory use -- Part 31: Safety requirements for hand-held probe assemblies for electrical measurement and test
1998JIS C 1010-2-31:1998 Safety requirements for electrical equipment for measurement, control, and laboratory use -- Part 2-31: Particular requirements for hand-held probe assemblies for electrical measurement and test