Puretic power block
... that the Puretic power block revolutionized the technology of hauling purse seine nets on seine fishing vessels?
... that the <b id="mwYA"><a href="./Puretic_power_block" id="mwYQ" rel="mw:WikiLink" title="Puretic power block">Puretic power block</a></b> revolutionized the technology of hauling <a class="mw-redirect" href="./Purse_seine" id="mwYg" rel="mw:WikiLink" title="Purse seine">purse seine</a> nets on <a href="./Fishing_vessel#Seiners" id="mwYw" rel="mw:WikiLink" title="Fishing vessel">seine fishing vessels</a>?