window washing system
The idea of the W.W.S. It's time in 2012 to stop cleaning windows by hand that invention was made for this.
Hello everyone i am looking to find investor invention Patent U.S. 6,986,186 and Canadian Patent 2,537,670 . Here the idea ! Have you ever wondered how the myriad of windows and glass fronts gets cleaned on those high rise buildings? Indeed, most of them are cleaned “by hand”, either by hired professional companies or by janitors. This strategic plan describes the automated window washing system, https://www.youtube.com/watch?v=d69Hz_sPomo