Patents for E04G 1 - Scaffolds primarily resting on the ground (3,963) |
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02/14/1984 | US4430839 Scaffold frame |
01/24/1984 | US4427093 For a telescoping work platform |
01/24/1984 | CA1161085A1 Telescopic scaffold |
12/08/1983 | WO1983004294A1 Profile |
11/22/1983 | CA1157395A1 Controls for aerial lift platform apparatus |
11/10/1983 | WO1983003868A1 Scaffolding system |
11/08/1983 | CA1156636A1 Shoring system and parts thereof |
10/11/1983 | US4408431 Shoring equipment |
08/09/1983 | US4397373 Mobile pedestal scaffold |
08/02/1983 | US4396092 Roof supported scaffold |
07/12/1983 | US4392550 Scaffolding arrangement |
07/05/1983 | US4391348 Scaffold safety pin |
07/05/1983 | US4391345 Elevatable scaffold |
06/29/1983 | EP0082290A2 Crane with a movable work platform |
06/28/1983 | US4390080 Portable lift with ladder |
06/08/1983 | EP0080828A1 Improvements related to scaffolding |
05/10/1983 | US4382488 Pump jack poles |
03/01/1983 | US4375248 Lifting apparatus |
02/08/1983 | US4372424 Safety device for scaffoldings |
02/01/1983 | US4371057 Telescopic scaffold |
01/18/1983 | US4368800 Scaffolding apparatus |
12/01/1982 | EP0065856A1 Stagings |
11/23/1982 | CA1136177A1 Hoist and scaffold bracket |
10/19/1982 | CA1133716A1 Lightweight, welded aluminum shoring frame |
09/22/1982 | EP0060684A1 Work platform for buildings |
09/07/1982 | CA1131183A1 Safety landing |
08/18/1982 | EP0058042A1 Device for securing a body to the leg of a support structure |
08/05/1982 | WO1982002570A1 Portable lift with ladder |
07/27/1982 | CA1128584A1 Adjustable high rise scaffolding |
07/27/1982 | CA1128583A1 Scaffold device |
07/20/1982 | US4340130 Scaffold frame header |
05/25/1982 | US4331218 Scaffold plank |
05/25/1982 | US4331215 Controls for aerial lift platform apparatus |
05/18/1982 | CA1123877A1 Folding horse |
04/07/1982 | EP0049096A1 Bolted aluminium shoring frame |
04/06/1982 | US4323140 Safety landing |
03/31/1982 | EP0048624A2 Lightweight, welded aluminium shoring frame |
03/02/1982 | CA1119217A1 Bracket |
12/15/1981 | CA1114316A1 Scissors linkage workman's platform |
11/17/1981 | US4300657 Scaffold |
11/04/1981 | EP0038834A1 Scaffolding which may be dismantled |
11/03/1981 | US4298093 Sawhorse |
10/27/1981 | US4296835 Bracket |
10/13/1981 | US4294332 Scaffold with gear drive |
10/06/1981 | US4293054 Scaffolding for supporting lifting working bridges and platforms |
09/29/1981 | US4291784 Compact, quick assembly scaffold |
09/01/1981 | US4286721 Access equipment |
09/01/1981 | US4286353 Multi-element connection for structural members |
08/18/1981 | US4284171 Convertible ladder |
06/30/1981 | US4275797 Scaffolding power attachment |
04/30/1981 | WO1981001163A1 Scaffolding which may be dismantled |
04/28/1981 | US4263984 Truck serving as a workbench |
04/22/1981 | EP0027153A1 Improved scaffolding unit |
04/21/1981 | US4262774 Adjustable scaffold |
04/21/1981 | US4262773 Portable scaffold |
03/17/1981 | US4256201 Scaffolding frame members |
03/10/1981 | CA1097406A1 Recursive digital filter having means to prevent overflow oscillation |
03/03/1981 | US4253549 Method and a system for the erection of high buildings |
02/24/1981 | CA1096337A1 Telescoping aerial lift |
02/10/1981 | US4249636 Work table or portable scaffold |
02/03/1981 | CA1095104A1 Arrangement for connecting uprights and the ties of a scaffolding and the like |
12/09/1980 | US4237992 Modular load-support vehicle |
11/11/1980 | US4232759 Mobile ladder-scaffolding system |
10/29/1980 | EP0018187A2 Head section for a formwork beam |
10/29/1980 | EP0017957A1 Scaffold working platform consisting of separate planks |
10/21/1980 | US4228871 Bracket |
10/01/1980 | EP0016030A1 Working scaffold |
09/23/1980 | US4223507 Composite aluminum jack poles |
09/23/1980 | CA1086018A1 Method and a system for the erection of high buildings |
09/16/1980 | US4223389 Recursive digital filter having means to prevent overflow oscillation |
09/16/1980 | US4222459 Protective scaffold |
08/20/1980 | EP0014623A1 Bracing for a scaffold |
08/12/1980 | US4216933 Portable scaffold support base |
08/06/1980 | EP0014155A1 Platform element for scaffolds and means for mounting such element on a scaffold |
08/06/1980 | EP0013771A1 Maintenance platform |
06/17/1980 | US4207966 Multipurpose staging horse |
05/06/1980 | US4201275 Means for the renovating and refurbishing of overhead structures |
03/25/1980 | US4194723 Scissors linkage workman's platform |
03/25/1980 | US4194591 Mobile scaffold with fixed-use-position outriggers |
02/19/1980 | US4189029 Scaffold device |
02/19/1980 | US4188757 Telescoping aerial lift |
02/12/1980 | US4187929 Scaffold stabilizer |
01/10/1980 | WO1980000031A1 Working scaffold |
01/01/1980 | CA1069157A Scaffold bracket |
12/25/1979 | US4180342 Arrangement for connecting structural members |
12/25/1979 | CA1068748A Travelling support for scaffolding |
12/25/1979 | CA1068618A Aerial lift |
12/04/1979 | CA1067544A1 Scaffolding |
12/04/1979 | CA1067543A1 Inside scaffolding for large metallic structures |
11/27/1979 | US4175644 Scissors lift |
10/16/1979 | US4171033 Scaffold device |
08/28/1979 | US4165799 Dismountable tower for interior maintenance of spherical tanks |
08/28/1979 | CA1061396A1 Workbench and foldable leg assembly therefor |
07/31/1979 | US4162873 Extensible boom lift |
06/12/1979 | US4157743 Working base elevating apparatus |
06/12/1979 | CA1056424A1 Scaffold device |
06/12/1979 | CA1056264A1 Fluid control system |
06/05/1979 | USRE30020 Foldable work platform |
06/05/1979 | US4157129 Stabbing board assembly |
06/05/1979 | US4156996 Scaffolding for working on contoured surfaces |