Anticipate This! | Patent and Trademark Law Blog U.S. Pat. No. 4,681,244: Portable bar. Background: The present invention relates to an improved portable bar, that is a portable device that is used for mixing cocktails or the like. The portable bar of the present invention is adapted to be worn by a person as a hat and is intended to be both useful and entertaining. View original post 2,411 more wordsFiled under: General Commentary
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