Rolled copper and copper alloy plate for heat exchanger and condenser tube plates
Document status: [ Withdrawn ]
Equipment for eye and face protection during welding
Document status: Active
Specification for equipment for eye, face and neck protection against radiation arising during welding and similar operations
Document status: Active
Bound account analysis and manuscript books(other than scholastic books)
Document status: Active
Specification for liquid toilet soap for general purposes
Document status: Active
Specification for flameproof industrial clothing (materials and design)
Document status: Active
