1
Gahler Charles C: Plastic covered building structures. X S Smith, Nolte Jr Albert C, Hunter Edward B, Hamburg C Bruce, February 12, 1974: US3791076 (22 worldwide citation)

A plastic covered building structure comprised of a metal frame supporting superimposed layers of plastic sheets having an inflated area between the sheets providing insulation to the interior of the structure. The super-imposed plastic sheets are secured to the frame by means of longitudinally exte ...


2
Gahler Charles C: Plastic covered building structures. X S Smith, Nolte Jr Albert C, Hunter Edward B, Hamburg C Bruce, August 20, 1974: US3830033 (13 worldwide citation)

A plastic covered building structure comprised of a metal frame supporting superimposed layers of plastic sheets having an inflated area between the sheets providing insulation to the interior of the structure. The super-imposed plastic sheets are secured to the frame by means of longitudinally exte ...