Assignee
Inventors
- Albert Walmsley (6 patents)
- Roland Walmsley (6 patents)
- Byron Walmsley (6 patents)
{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Portable pump", "item": "https://www.patentleaderboard.com/patent/10837433"}]}
Skip to contentUS Patent 10837433 · Granted Nov 17, 2020