1993LS/T 3501.3-1993 General Technical Specifications Assembly Technical Requirements for Grain and Oil Processing Machinery
1970LS 36-1982 General Technical Specifications Assembly Technical Requirements for Grain and Oil Processing Machinery
LS 36-1982 General Technical Specifications Assembly Technical Requirements for Grain and Oil Processing Machinery was changed to LS/T 3501.3-1993 General Technical Specifications Assembly Technical Requirements for Grain and Oil Processing Machinery.