<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31446918</termId><termName>mechanical lamps</termName><termType>PT</termType><termNote><![CDATA[ Lamps that employ mechanics or machinery in their design. ]]></termNote><termCreatedDate>2026-03-30 21:04:48</termCreatedDate><relation><relationType>UF</relationType><termId>31446919</termId><termName>lamps, mechanical</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31446920</termId><termName>mechanical lamp</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31424515</termId><termName>lamps by form</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31462479</termId><termName>Carcel lamps</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31462484</termId><termName>Diacon lamps</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31462487</termId><termName>Hitchcock lamps</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31462492</termId><termName>moderator lamps</termName><termType>PT</termType></relation></term>  </Zthes>