Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Support column of adjustable length

Support column of adjustable length

US Patent 4257582 · Granted Mar 24, 1981

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Pressure tube piston unit1992
Pressure tube-piston device1992
Gas spring1990
Steplessly blockable setting device1988
Gas spring of variable spring force1986
Cylinder-and-piston rod device1981
Resilient column of adjustable length1981
Gas spring for balancing the weight of the lid on the trunk of a motorcar and li1980
Column of telescopically adjustable length1980