7 Industrial And Laser Marking Machines For Etching And Engraving Product Indicia, Part Numbers, Serial Numbers, Logos, Bar Codes, And Identifying Nomenclature Directly On The Surface Of Metals, Plastics, Ceramics, Wood, Glass, Polymeric And Elastomeric Products For The Purpose Of Identification And Traceability; Components For Industrial And Laser Marking Machines For Etching And Engraving Product Indicia, Part Numbers, Serial Numbers, Logos, Bar Codes, And Identifying Nomenclature Directly On The Surface Of Metals, Plastics, Ceramics, Wood, Glass, Polymeric And Elastomeric Products For The Purpose Of Identification And Traceability, Namely, Nozzles, Needles, Seals, Spray Guns, Ink Applicators, Caps, Tips, Tubing, Air Cylinders, Controllers, And Fluid Reservoirs; Industrial And Laser Marking Machine Systems For Etching And Engraving Product Indicia, Part Numbers, Serial Numbers, Logos, Bar Codes, And Identifying Nomenclature Directly On The Surface Of Metals, Plastics, Ceramics, Wood, Glass, Polymeric And Elastomeric Products For The Purpose Of Identification And Traceability, Namely, Nozzles, Needles, Seals, Spray Guns, Ink Applicators, Caps, Tips, Tubing, Air Cylinders, Controllers, And Fluid Reservoirs