Machine for forming spiral grooves in metal pipe inner surface

Machine for forming spiral grooves in metal pipe inner surface

Manufacturing tool for fluid bearing device

Method and apparatus for forming a lubricant, conducting groove

Method and apparatus for manufacture of a vessel

Method and apparatus for process control of burnishing

Method and apparatus for producing bypass grooves

Method and device for manufacturing a surface-structured...

Method and device for treating edges in a high pressure fuel...

Method and means of manufacturing spirally fluted tubes

Method for producing a nozzle holder of an electromagnetically a

Method of and apparatus for forming projections on tubular membe

Method of and apparatus for making spiral tubes

Method of and tool for rolling a workpiece, and arrangement...

Method of hardening shaped surfaces by plastic deformation

Methods and apparatus for effecting domain refinement of electri

Microsurgical probe