| Patent Number |
Title Of Patent |
Date Issued |
| 5711128 |
Method for joining wallboards together and a novel wall element |
January 27, 1998 |
| A wall element includes a wall panel with its first side edge bent into an L-section and the second side edge bent into a Z-section. The bent sections are provided with holes at specific intervals from each other along the height of the wall panel. When two panels are placed side by |
| 5671804 |
Heat exchanger element |
September 30, 1997 |
| The invention relates to a heat exchanger element (10) comprising a bag formed from a compliant material like plastic sheet (11). The lower part of the bag ends to a condensate receiver (13), which is provided with a drain pipe (14) for the condensate. The upper part of the bag has means |
| 5398352 |
WC module with WC bowl forming part of wall construction |
March 21, 1995 |
| A WC module which is ready to be installed into place and to be connected to the water and sewer connections is described. The module has been formed so that its inner wall and WC bowl are of the same piece. Above the WC bowl are situated seat boards which are fixed to the inner wall by |
