<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31385363</termId><termName>extension ladders</termName><termType>PT</termType><termNote><![CDATA[ Ladders comprising more than one section, each of which slides within the other and locks on the other, thus allowing lengthening. ]]></termNote><termCreatedDate>2026-03-30 20:43:57</termCreatedDate><relation><relationType>UF</relationType><termId>31385364</termId><termName>extension ladder</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31385365</termId><termName>ladders, extension</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31352808</termId><termName>ladders</termName><termType>PT</termType></relation></term>  </Zthes>