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pgs. 28
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BACKGROUND Workers on elevated construction projects, such as roofs, should have protection from falling, for example, while installing roof panels,... ...
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Movable safety barrier system, Pelletier, Richard C. Pelletier, Application number 12 686-556, Fire Escape Ladder Or Scaffold, Static Structures (E.G. Buildings)
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- Categories:Legal › Patents › Structures ›
3188439
30 views
Language: English

pgs. 11
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This invention relates in general to the construction of structures, such as for example commercial buildings. More specifically, this invention... ...
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Expandable platform, Wurth, et al., Steven P. Wurth, Terry Rodebaugh, Jeffrey A. Wagenhauser, Application number 12 766-951, Fire Escape Ladder Or Scaffold, Elevator Industrial Lift Truck Or Sta...
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- Categories:Legal › Patents › Structures ›
3188439
18 views
Language: English
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