A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Retractable banner and housing
Newness and distinctiveness of the design resides in the features of shape and configuration of the retractable banner and housing as shown in the accompanying representations.
Retractable banner and housing
Newness and distinctiveness of the design resides in the features of shape and configuration of the retractable banner and housing as shown in the accompanying representations.
Retractable banner and housing
2015-12-01
Patent
Electronic Resource
English