Device for compensating temperature-related changes in length on oil-hydraulically controlled machine tools, in particular on the oil-hydraulic feed gears of grinding machines
DE859591C
Thread rolling
DE886150C
Device for hardening bodies of revolution
DE890036C
Workpiece supports on machines for rolling threads
DE893744C
Process and device for the uniform alignment and arrangement of large numbers of identical bodies
DE698003C
Twist drill for tough materials
DE694164C
Production of long, through holes by drilling on both sides
DE689735C
Use of zinc alloys for objects that are processed in the extrusion press or in the die
DE663243C
Device for increasing the mold clamping pressure on injection and compression molding machines operated by liquid pressure
DE644936C
Drilling machine, especially for drilling deep holes
DE645002C
Rotatable cooling table
DE649830C
Pulling head for producing the twist in gun barrels and. like
DE624902C
Chasers for external and internal threads
DE570667C
Twist drill with reworked chip surface at the tip
DE567998C
Hydraulic drive of machine tool parts going back and forth
DE519691C
Knife head
DE516222C
Machine for grinding of uneven profile parts existing fillets on the rake face of twist and other drills
DE520660C
Thread cutting dies with cutting jaws protruding over one face of the body and separated from one another by transverse slots
DE475822C
Machine for grinding the cutting edges of twist drills
DE361659C
Machine for grinding profiled disc milling cutters or the like.
