Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Support system for a railroad track

Support system for a railroad track

US Patent 4494694 · Granted Jan 22, 1985

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Modified borehole shear tester1988
Back pressured pneumatic pressure cell1987
Bore hole rock shear tester and method for using same1985
Tapered blade in situ soil testing device1985
Soil effective stress sensor and method of using same1985
Method for controlling moisture-expansive clay supporting building foundations1985
Borehole plate test1984
Vane modulus soil tester1983
Basement waterproofing system1981