Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Hopper car outlet gate assembly

Hopper car outlet gate assembly

US Patent 4207822 · Granted Jun 17, 1980

Estimated economic value: $583,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Railcar gravity multi-ply outlet seal for sliding doors1994
Lifting hook arrangement for railway tank car1991
Swivel assembly for end cock1983
Hand brake release apparatus1983
Inertial hand brake release apparatus1983
Container pedestal supplemental lock1981