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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 408/174 - Scroll plate


Subclass of Class 408 - Cutting by use of rotating axially moving tool
Definition: Device wherein the displacing member turns about the tool-axis
No. of patents: 2
Last issue date: 01/09/2007


NumberTitleIssue Date
7160063Coolant feed drill nozzle with thrust-vectored exhaust
A drill nozzle includes a housing having a bristle brush ring attached. The housing of the drill nozzle may include an air intake, multiple coolant inlets, multiple coolant jets, a vacuum tube, and mounting flanges. The air intake may provide a thrust-vectored down ...
01/09/2007
4182424Drill steel centralizer
A feed beam for a rock drill has a drill steel centralizer at its front end. The centralizer comprises a thick, cylindrical rubber sleeve which has a clearance to the drill steel. An annular piston is arranged to axially compress the rubber sleeve axially...
01/08/1980
 
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