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Patent No. 6637447

Beerbrella

A small umbrella which may be removably attached to a beverage container in order to shade the beverage container from the direct rays of the sun.

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Class 218/110 - Bridging contacts


Subclass of Class 218 - High-voltage switches with arc preventing or extinguishing devices
Definition: Subject matter including a set of contacts in which the
No. of patents: 1
Last issue date: 05/29/2007


NumberTitleIssue Date
7223932Vacuum Switchgear
Disclosed is a vacuum switchgear comprising an electro-conductive outer vacuum container, a plurality of inner container disposed in the outer vacuum container. The inner containers and the outer container are electrically isolated from each other. The outer contain... 		05/29/2007
 
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