| 摘要 |
<p>The method for producing frame elements for windows and doors in such a way that the glas entry region has a u-shape and/or is thinly coated or provided with highly insulating foils and/or thin plates. Independent claims are also included for: (A) a resultant frame element for windows and doors; (B) frames for doors and windows; (C) a method for installation of frame elements.</p> |
