Apparatus by which horizontal and vertical blinds, pleated shade
Apparatus for accommodating application of a force in excess of
Apparatus for accurate adjustment of the slats in a venetian bli
Apparatus for adjusting a window cover situated between a window
Apparatus for adjusting the orientation of slats of a vertical b
Apparatus for controlling light and heat transference for greenh
Apparatus for controlling light transmission through a window
Apparatus for covering an opening defined in a structure
Apparatus for covering an opening defined in a structure
Apparatus for covering an opening in a building
Apparatus for detachably fastening a stretchable fabric panel to
Apparatus for fabricating a light control window covering
Apparatus for gripping sheet fabric
Apparatus for hanging curtains
Apparatus for hanging interchangeable window treatment panels
Apparatus for insulating a surface area
Apparatus for insulating against conductive, convective and radi
Apparatus for insulating against conductive, convective, and rad
Apparatus for lifting and tilting slats in a venetian blind
Apparatus for manipulating a multiple panel screen