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Priority claimed from US544293Aexternal-prioritypatent/US3293403A/en
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Publication of BE686722ApublicationCriticalpatent/BE686722A/xx
H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
H05K9/00—Screening of apparatus or components against electric or magnetic fields
H05K9/0067—Devices for protecting against damage from electrostatic discharge
B—PERFORMING OPERATIONS; TRANSPORTING
B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
B23K13/00—Welding by high-frequency current heating
B23K13/04—Welding by high-frequency current heating by conduction heating
