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Kapella Ltd
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Kapella Ltd
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Application grantedgrantedCritical
Publication of FR768237ApublicationCriticalpatent/FR768237A/fr
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23H—WORKING OF METAL BY THE ACTION OF A HIGH CONCENTRATION OF ELECTRIC CURRENT ON A WORKPIECE USING AN ELECTRODE WHICH TAKES THE PLACE OF A TOOL; SUCH WORKING COMBINED WITH OTHER FORMS OF WORKING OF METAL
B23H9/00—Machining specially adapted for treating particular metal objects or for obtaining special effects or results on metal objects
B23H9/06—Marking or engraving
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Physics & Mathematics
(AREA)
Thermal Sciences
(AREA)
Engineering & Computer Science
(AREA)
Mechanical Engineering
(AREA)
FR768237D1933-02-151934-02-07Procédé et appareil pour graver, marquer ou souder électriquement des articles en métal et analogues
ExpiredFR768237A
(fr)