Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Tow bar for semi-tractors having triangulated support system and adjustable dual cylinder hydraulic control

Tow bar for semi-tractors having triangulated support system and adjustable dual cylinder hydraulic control

US Patent 4555214 · Granted Nov 26, 1985

Assignee

No assignee recorded.

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Three-way joint2000
Modular cantilevered electrical light fixture1994
Combined fifth wheel pin puller and tire knocker for tractor trailer hitch assem1990
Combined fifth wheel pin puller and tire knocker1990
Light fixture with internal connection zone1982