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2010
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Invention
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Railing for fixed structures. A railing for stepped staircases or other fixed structures comprise... |
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2009
|
Invention
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Spiral staircase.
A spiral staircase comprises a central supporting element and a plurality of s... |
|
|
Invention
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Spiral staircase. A spiral staircase comprises a central supporting element (1) and a plurality o... |
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2007
|
Invention
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Monobloc modular element for staircases, and relative staircase.. A monobloc modular element for ... |
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2006
|
Invention
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Step for modular staircases and relative staircase. A step for modular staircases, preferably pro... |
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1987
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Invention
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Modular support for staircase steps. The modular support for staircase steps comprises a substant... |
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1982
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Invention
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Modular support for stairway steps. The support comprises a horizontal resting deck for a respect... |
