Assignee
Inventors
- Unknown
{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Energy saving radiant insulative device", "item": "https://www.patentleaderboard.com/patent/4260225"}]}
Skip to contentUS Patent 4260225 · Granted Apr 7, 1981