Assignee
Inventors
- R. Frank Nestich (6 patents)
- Burton L. Preston (4 patents)
{"@context": "https://schema.org", "@type": "BreadcrumbList", "itemListElement": [{"@type": "ListItem", "position": 1, "name": "Home", "item": "https://www.patentleaderboard.com/"}, {"@type": "ListItem", "position": 2, "name": "Hydraulically balanced valve mechanism", "item": "https://www.patentleaderboard.com/patent/4479631"}]}
Skip to contentUS Patent 4479631 · Granted Oct 30, 1984