Changing the Nashville Symphony floor Here is a patent application for an innovative reconfigurable seating system for a concert hall. Patent Information Publication number: US20150345161…
Source: YouTube/Online Mix Video Patent Information Publication number: US3485398 A Patent Title: Tennis ball pick-up and collecting machine Publication date: 23 Dec 1969 Filing date:…
Here is a Chinese patent for a Sound wave fire extinguisher. Fighting fire with bass. Patent Information Publication number: CN204932657 U Patent Title: Low frequency sound…
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