Assignee
Inventors
- Thomas H. Nicholl (3 patents)
- Donald L. Rohrs (26 patents)
- John J. Collins (9 patents)
{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Combined power failure light and flash light", "item": "https://www.patentleaderboard.com/patent/D254514"}]}
Skip to contentUS Patent D254514 · Granted Mar 18, 1980