Inventor
LAZAR JOHN DANIEL
US4 patents
Patents
4 patentsUS7171911B1Feb 6, 2007
Mobile folding table having a lifting assist center torsion bar and lift off casters
MIDWEST FOLDING PRODUCTS35 citations90
US7546705B1Jun 16, 2009
Portable riser apparatus having a lifting and locking assembly
MIDWEST FOLDING PRODUCTS10 citations82
US7814708B2Oct 19, 2010
Portable riser apparatus having a lifting and locking assembly
MIDWEST FOLDING PRODUCTS3 citations61
US7448330B2Nov 11, 2008
Mobile folding table having a lifting assist center torsion bar and lift off casters
MIDWEST FOLDING PRODUCTS5 citations60