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DE688567C
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Method and device for aligning aligned bores or long bores
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DE709518C
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Thread milling machine
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DE694284C
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Device for grinding inner cylinder surfaces
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DE669127C
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Device for tightening and loosening tools with a tapered shaft
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DE664770C
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A device working with a brush ring to prevent chips or the like from entering the spindle guide in drilling machines with a bezel guide
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DE657766C
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Device for processing aligned bores on workpieces by means of a drill shaft
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DE639135C
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Feed device for thread milling machines with thread template
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DE649829C
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Control on deep hole drilling machines
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DE445446C
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Safety valve for smaller internal combustion engines, especially for diesel engines with airless injection
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DE365750C
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Fuel injector for internal combustion engines
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DE352611C
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Fuel injection device for oil engines
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DE341484C
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Ventilation control for four-stroke engines with roller lever control
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DE323348C
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Drive device for rotary benches with lead and pull spindle
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DE373997C
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Fuel regulation for oil engines
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DE655312C
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Boring head that can be easily clamped anywhere on boring bars
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DE462917C
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Multi-cylinder two-stroke diesel engine with slot scavenging and stepped piston for generating scavenging and reloading air
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DE656338C
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Venting device for vertical pressure cylinders of hydraulic feed gears of drills and other machine tools
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