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
Charles C Gahler: Plastic covered building structures. X S Smith, Nolte and Nolte, January 6, 1976: US03930344 (17 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 superimposed plastic sheets are secured to the frame by means of longitudinally exten ...


3
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 ...