U.S. federal trademark · Serial No. 71494168 · Reg. No. 5670
APPARATUS FOR PROTECTION AGAINST SHOCK CAUSED BY SHORT CIRCUITS ON ELECTRICALLY OPERATED MACHINERY AND APPLIANCES, SAID APPARATUS CONSISTING OF A COIL AND SWITCH AND FUNCTIONING TO BREAK THE POWER CIRCUIT UPON ACCIDENTAL GROUNDING OF THE LINE CONDUCTOR ON THE MACHINERY AND/OR APPLIANCES
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