E - Fixed Constructions – 06 – B
Patent
E - Fixed Constructions
06
B
E06B 7/02 (2006.01)
Patent
CA 2529235
A window access and venting system characterized by the installation of an opening and closing device for a window that has been covered with a plastic film to prevent drafts and where the plastic film has been adhered to the window frame with a two- sided tape or other means of adhesion and where the film has shrinking capabilities and becomes taught when heat is applied.
Na
Treppiedi David
LandOfFree
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