| Patents for E04F 11 - Stairways, ramps, or like structures; Balustrades; Handrails (7,719) |
|---|
| 05/14/1985 | US4516367 Modular support for stairway steps |
| 05/14/1985 | CA1186865A1 Method for assembling two extrusions, related keying, and assembly thus made |
| 04/25/1985 | WO1985001769A1 Adjustable staircase |
| 04/10/1985 | EP0136387A1 Technical barrier, especially for security enclosures |
| 04/09/1985 | US4509881 Spindle mounting base |
| 04/03/1985 | EP0135553A1 Fencing and like structures. |
| 04/02/1985 | US4508321 Latticed tubular fence and method of making same |
| 04/02/1985 | US4507844 T-assembly and method of obtaining same |
| 03/20/1985 | EP0134572A2 Method for putting together an assembly staircase, and a staircase realized according to this method |
| 03/19/1985 | US4505456 Railing and baluster connection |
| 03/05/1985 | CA1183317A1 Stair nosing |
| 01/29/1985 | CA1181566A1 Supporting tube for a tube construction and its manufacturing procedure |
| 01/22/1985 | CA1181278A1 Handrail for toddlers |
| 01/15/1985 | US4493579 Support tube for a tubular assembly and method for the manufacture thereof |
| 12/27/1984 | EP0129514A2 Ready-to-assemble staircase system featuring modular components |
| 12/27/1984 | EP0128989A1 Underground shelter and method of constructing it |
| 12/25/1984 | US4489807 Contractible escape ladder |
| 12/19/1984 | EP0128880A2 Modular composable element for making stepladders |
| 12/11/1984 | US4486987 Stair nosing |
| 12/04/1984 | CA1178773A1 Stair structure for storage bins |
| 11/28/1984 | EP0126681A1 Prefabricated straight concrete stair |
| 11/14/1984 | EP0124902A1 A method of and an apparatus for manufacturing stanchions |
| 11/14/1984 | EP0124733A2 Dwelling house |
| 11/07/1984 | EP0123764A1 Modular metal barriers to be set up by restraining |
| 10/16/1984 | US4477200 Multiple purpose pipe connecting brackets |
| 10/16/1984 | CA1176026A1 Modular support for stairway steps |
| 10/09/1984 | US4475840 Method and apparatus for connecting boat railings |
| 10/03/1984 | EP0120816A2 A spiral staircase |
| 10/02/1984 | CA1175273A1 Hand railing assembly |
| 09/19/1984 | EP0119118A1 Modular stairway |
| 09/18/1984 | CA1174429A1 Elements to be assembled to form temporary stair |
| 09/13/1984 | WO1984003532A1 Fencing and like structures |
| 09/04/1984 | US4468901 Porch and stair assembly for mobile homes |
| 08/21/1984 | US4466600 Round pipe rail system |
| 08/14/1984 | US4464870 For use between upper and lower levels of a structure |
| 07/24/1984 | US4461461 Non-corrosive security railing |
| 07/17/1984 | CA1170879A1 Variable pitch rail system |
| 07/11/1984 | EP0113329A1 Rescue device |
| 07/05/1984 | WO1984002474A1 Emergency device |
| 07/03/1984 | US4457398 Elements to be assembled to form temporary stair |
| 06/26/1984 | US4455797 For covering the tread nosing of a stair step |
| 06/12/1984 | US4453910 Portable handrail splicing and repair apparatus |
| 05/29/1984 | US4451025 Hand railing assembly |
| 05/29/1984 | CA1168073A1 Prefabricated adjustable handrail assembly |
| 05/22/1984 | CA1167621A1 Modular stairway system for installation on structures having non-linear walls |
| 05/15/1984 | CA1167307A1 Collapsible stair rail system |
| 05/14/1984 | US4516368 Adjustable stairway element |
| 04/25/1984 | EP0106125A2 Stair assembly unit for a staircase |
| 03/27/1984 | US4438608 Stairtread for spiral staircase |
| 01/03/1984 | CA1159692A1 Press lock system for railing construction |
| 12/27/1983 | US4422270 Modular, self supporting flight of stairs |
| 12/20/1983 | US4421302 Prefabricated adjustable handrail assembly |
| 12/13/1983 | US4419851 Stair structure for storage bins |
| 11/29/1983 | US4417429 Freestanding stair assembly and riser therefor |
| 11/15/1983 | US4415141 Wall bar |
| 11/08/1983 | US4413460 Method of assembling a spiral stair case |
| 11/02/1983 | EP0092568A1 Foldable or retractable ladder for mounting in a ceiling. |
| 11/01/1983 | US4412407 Mounting arrangement for guard rail post |
| 11/01/1983 | CA1156021A1 Stair construction element |
| 10/11/1983 | US4408749 Variable pitch railing and system |
| 09/27/1983 | US4406347 Modular staircase assembly |
| 09/13/1983 | US4403767 Variable rack stair rail assembly |
| 08/31/1983 | EP0086998A1 Stepped supporting structure |
| 08/16/1983 | CA1151833A1 Stairs and stair brackets |
| 08/10/1983 | EP0085341A1 Variable pitch railing and system |
| 08/09/1983 | US4397448 Fence post-top rail connector |
| 08/03/1983 | EP0084725A1 Improvement in or relating to staircases |
| 08/03/1983 | EP0084528A1 Spiral staircase |
| 07/20/1983 | EP0083770A1 Modular support for stairway steps |
| 07/19/1983 | US4394718 Mounting brackets for handrail system |
| 07/05/1983 | US4391031 Method of assembling two shaped sections with a cotter |
| 06/29/1983 | EP0082482A1 Stair nosing |
| 06/28/1983 | US4390165 Decorative glass panel railing assembly |
| 06/28/1983 | US4390164 Press lock system for railing construction |
| 06/08/1983 | EP0040606B1 Element for the construction of a stair case |
| 06/07/1983 | US4386761 Baluster |
| 05/31/1983 | CA1147183A1 Hand-rail element for staircases |
| 05/25/1983 | EP0079476A1 Swivelling stairway, in particular for vehicles |
| 05/17/1983 | US4383676 Railing system |
| 05/17/1983 | CA1146623A1 Do-it-yourself assembly system |
| 05/17/1983 | CA1146332A1 Stairtread for spiral staircases |
| 05/11/1983 | WO1983001638A1 Foldable or retractable ladder for mounting in a ceiling |
| 05/03/1983 | CA1145526A1 Self standing modular flight of stairs and related posts |
| 04/26/1983 | US4381160 Post support bracket assembly |
| 04/26/1983 | CA1145110A1 Modular staircase assembly |
| 03/29/1983 | CA1143536A1 Spiral staircase |
| 03/22/1983 | US4377275 Railing construction |
| 02/22/1983 | US4374584 Handrail |
| 02/15/1983 | US4373609 Stairway stringers constructed of cast, readily-assembled units |
| 02/15/1983 | US4373310 Staircase handrail construction |
| 02/15/1983 | US4373309 Supporting bolt |
| 02/03/1983 | WO1983000352A1 Spiral staircase |
| 01/26/1983 | EP0070281A1 Supporting tube for a tube construction and its manufacturing procedure. |
| 01/19/1983 | EP0069797A1 Slab of natural stone for stairs, and method of manufacturing the same |
| 01/11/1983 | US4367864 Newel post assembly |
| 01/11/1983 | US4367613 Stairs and method of making the same |
| 01/04/1983 | US4367517 Illuminated handrail arrangement |
| 12/21/1982 | CA1137733A1 Helical staircase support |
| 12/14/1982 | US4363467 Fastening devices for guardrails |
| 11/30/1982 | US4361314 Device for attaching a second component to a first component in a secure but detachable manner |