Apparatus and method of machining article of eccentric configura
Apparatus for cutting various forms out of a picture frame mat o
Brake drum turning machine
Broaching cutter
Device for cutting ovals in mats or glass sheets
Form drilling or turning device
Mechanism and method for circumscribing oval shapes
Method of cutting ellipse contour with numerically-controlled ma
Precision double-sided aspheric element
Precision double-sided aspheric element
Precision double-sided aspheric element
Trimming apparatus