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FR1524116A
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Assembly process by welding stacked sheets, tools for implementing this process and blocks of sheets thus assembled
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FR1451464A
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Method and device for the mechanical machining of parts, and in particular electrodes, by impact and erosion
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FR1492788A
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Mechanical erosion machining method and device
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FR1437641A
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Method and device for the electrical treatment in liquid medium of metal parts
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FR1429410A
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Method and device for manufacturing solid metal knives
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FR1422341A
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Device for adjusting a resistance welding machine to its maximum power
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FR1399612A
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Electro-erosion machining process
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FR1388930A
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Improvement in electro-erosion machining
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FR1388090A
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Manufacturing process of electrodes for spark machining
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FR1338930A
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Improvements to spark machining processes and devices
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FR1329657A
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Improvements to the spark machining process and devices
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FR1326482A
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Improvements to spark machining machines
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FR1303109A
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Method and devices for machining a part along a contour, applicable in particular to the execution of cutting tools
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FR1274953A
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Method and device for electro-erosion machining
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FR1244378A
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Electrical pulse generator, in particular for an EDM machine
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FR1224109A
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Method and devices for electro-erosion etching of continuous surfaces
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FR1217044A
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Improvements in electronic control of welding machines
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FR1215309A
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Method and device for the treatment of parts by sparks along an edge forming a practically closed contour
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FR1211103A
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Improvement in the electrolytic treatment of machined parts by sparks
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FR1216961A
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Improvements to welding machines with three-phase power supply
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