Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Collapsible sofa bed mattress










Image Number 5 for United States Patent #5551104.

A mattress of a sofa bed contains a portion which is collapsible and portions which are conventional and non-collapsible. The collapsible and non-collapsible portions are hinged to fold within a sofa bed frame.








 
 
  Recently Added Patents
System for non-destructive image processing
Cartridge for conducting a chemical reaction
Anti-FGFR3 antibodies and methods using same
Methods of forming integrated circuit packages
Machine shop including computer system that interfaces with different legacy servers
Camera with monitor
Configuration and incentive in event management environment providing an automated segmentation of consideration
  Randomly Featured Patents
Color image forming apparatus having a supporting member and a plurality of image exposure devices mounted inside a cylindrical image forming body
Footwear to enhance natural gait
Head protecting airbag device
Inhibited composition and method for stripping tin, lead or tin-lead alloy from copper surfaces
Inching braking system
Automotive structural joint and method of making same
Damper disc assembly
Dual amorphization process optimized to reduce gate line over-melt
Thermal soil remediation system
Dual stage positioning and switching system