NF A89-701-1*NF EN ISO 15616-1:2003 Acceptance tests for CO2-laser beam machines for welding and cutting - Part 1 : general principles, acceptance conditions
2003NF A89-701-1*NF EN ISO 15616-1:2003 Acceptance tests for CO2-laser beam machines for welding and cutting - Part 1 : general principles, acceptance conditions