ข้อมูลHolding or levitation devices using magnetic attraction or repulsion, not otherwise provided for (electric or magnetic devices for holding work on machine tools B23Q0003150000; sliding or levitation devices for railway systems B61B0013080000; material handling devices associated with conveyors incorporating devices with electrostatic or magnetic grippers B65G0047920000; separating thin or filamentary articles from piles using magnetic force B65H0003160000; delivering thin or filamentary articles from magnetic holders by air blast or suction B65H0029240000; bearings using magnetic or electric supporting means F16C0032040000; relieving bearing loads using magnetic means F16C0039060000; magnets H01F0007000000; dynamo-electric clutches or brakes H02K0049000000)

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