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| Patents for E04D 3 - Roof covering by making use of flat or curved slabs or stiff sheets (8,115) |
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| 07/20/1976 | US3969850 Metal roof construction | | 07/13/1976 | US3968609 Assembly for forming a structure having generally curved surfaces | | 07/06/1976 | US3967427 Complex light metal framework produced by combining sectional pieces interconnected in a detachable manner by means of flexible strips having a novel structure | | 06/22/1976 | USRE28870 Coping structure | | 06/08/1976 | US3962015 Metals, hot melt adhesives | | 06/01/1976 | US3959942 Combined spacer and transverse reinforcing beam | | 05/25/1976 | US3958387 Transverse roofing strip | | 05/25/1976 | US3958373 Twin membrane, self sealing, mechanically fastened insulated roof deck system | | 05/04/1976 | US3953946 Metal shake or shingle panel and accessories | | 04/27/1976 | US3952461 Multi-layer walls for frameless buildings formed from extruded aluminum or plastic interlocking wall elements | | 03/23/1976 | US3945166 Roof plate assembly | | 03/16/1976 | US3943678 Gap-sealing structure | | 03/02/1976 | US3940893 Building panel joint | | 02/03/1976 | US3935682 Cleaning fasteners | | 01/13/1976 | US3932143 Flame-sprayed roofing material |
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