Resources Contact Us Home
Adjustable step ladder

Image Number 2 for United States Patent #6698550.

An adjustable back leg assembly provides a step ladder of simple construction for convenient use on stairs and other sloping surfaces.

  Recently Added Patents
Peptides useful in the treatment and/or care of skin, mucous membranes, scalp and/or hair and their use in cosmetic or pharmaceutical compositions
Tag-based apparatus and methods for neural networks
Gas cap removal tool
Field device configuration system
Semiconductor device comprising a Fin and method for manufacturing the same
Vehicle window opening and closing control device
High voltage fast recovery trench diode
  Randomly Featured Patents
Modulation dependent biasing for efficient and high linearity power amplifiers
Method and apparatus for transporting/storing chilled goods
Adhesive tools and methods of using adhesive tools
Phenanthroindolizidine alkaloids
File conversion method, file converter, and file display system
Golf ball compositions
Snap action removable knob
Sealing arrangement for a piston in a compressor
Method of recording/reproducing digital data and apparatus for same
Logic circuits and carry-lookahead circuits