Invention Grant
- Patent Title: Modular element for making fixed ladders
- Patent Title (中): 用于制作固定梯子的模块化元件
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Application No.: US12733985Application Date: 2008-09-23
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Publication No.: US08499506B2Publication Date: 2013-08-06
- Inventor: Alessandro Maltini
- Applicant: Alessandro Maltini
- Agency: Ware Fressola Maguire & Barber LLP
- Agent William J. Sapone
- Priority: ITMI2007A1884 20071002
- International Application: PCT/EP2008/008048 WO 20080923
- International Announcement: WO2009/043509 WO 20090409
- Main IPC: E04F11/16
- IPC: E04F11/16
Abstract:
A modular element (10) for making fixed ladders, made of steel or other suitable material, having a surface (12) and two opposite shaped supports (14, 16), provided with at least one rib developed along the inner face and forming a shelf (36) for bearing a further surface (12).
Public/Granted literature
- US20100242383A1 MODULAR ELEMENT FOR MAKING FIXED LADDERS Public/Granted day:2010-09-30
Information query
