JIS C 3660-1-4:1998 Common test methods for insulating and sheathing materials of electric cables -- Part 1: Methods for general application -- Section 4: Test at low temperature
2003JIS C 3660-1-4:2003 Common test methods for insulating and sheathing materials of electric and optical cables -- Part 1-4: Methods for general application -- Test at low temperature
1998JIS C 3660-1-4:1998 Common test methods for insulating and sheathing materials of electric cables -- Part 1: Methods for general application -- Section 4: Test at low temperature