| Patent No. | Patent Title: |
| 4074473 | Controlled thermal expansivity structure |
| 4024687 | Architectural system having post-tensioned elements |
| 4018024 | Louvered windows comprising insulating pairs of superimposed pane... |
| 4016687 | Angular adjustment for drill rig mast |
| 4015378 | Device for clamping flat panels against metal section uprights, ... |
| 4009546 | Pre-assembled unitary bay window construction |
| 4008553 | Wall panel structure and connecting means therefor |
| 4006574 | Method of forming a construction of building substructures |
| 4006568 | Bi-laminar pre-finished wall element and method of assembling sam... |
| 4005559 | Assembling piece and application to a panel assembly |
| 4004391 | Method and a panel for pre-fabricating buildings |
| 4004381 | ARRANGEMENT FOR A PROTECTIVE COVER FOR THE EDGE OF SHEET METAL PA... |
| 4004385 | Building structure using concrete blocks |
| 4003168 | Crane boom of trapezoidal boom sections having reinforcing rings |
| 4000593 | Insulating spandrel glazing unit |
| 3999336 | Building dome structure |
| 3999339 | Methods and means for securing door frames in openings therefor |
| 3999353 | Reversible pilaster shoes |
| 3999355 | Method of constructing a transportable prefabricated room element |
| 3999350 | Constructional element |
| 3999338 | Roof framework employing slotted gable construction |
| 3998018 | Wall panel mounting system |
| 3998016 | Blow-in/blow-out wall structure |
| 3996705 | Wall facing having V-shaped channel-like folds |
| 3994108 | Tower structure |
| 3994105 | Shelter construction |
| 3992831 | Angle drilling apparatus |
| 3992828 | Collapsible prefabricated house |
| 3992848 | Buildings |
| 3992841 | Panel construction and projection screen constructed from such pa... |
| 3991533 | Louver assembly |
| 3991528 | Module elevator system for installation in a multi-story building |
| 3990205 | Movable partition wall |
| 3990199 | Crypt front removable mounting means and method |
| 3990200 | Apparatus for forming reinforced concrete wall |
| 3988868 | Support for floor to hollow core tower |
| 3986306 | Prefabricated buildings having a central unit and walls thereabou... |
| 3984956 | Casing voussoir |
| 3985459 | Truss ridge-joint connector assembly |
| 3984948 | Collapsible building structure |
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