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Letter boxes of metal; boxes of metal for storing postal parcels; covers of metal specially adapted for metal letter boxes; mailboxes of metal; letter mail plates of metal; letter-box flaps of metal specially adapted for metal letter boxes

Letter boxes, not of metal or masonry; plastic boxes for storing postal parcels, not of metal; letter boxes of wood; letter boxes of plastic; letter-box flaps, not of metal or masonry; letter-box covers, not of metal or masonry