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...that the Eveready Battery began as an invention called the "electric flowerpot," which was a tube with a battery and light bulb inside? The idea was to fasten this gizmo to the side of a flowerpot so it would illuminate the flowers from the bottom. The idea died on the vine and the businessman who licensed the flower pot, Conrad Huber, was left with a pile of useless tubes -- until he found a way to market them as batteries to light the world!

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Class 81/384 - With adjustment means


Subclass of Class 81 - Tools
Definition: Tools including means to change the limits of jaw movement
No. of patents: 4
Last issue date: 09/27/2005


NumberTitleIssue Date
6948351Tongs that include a link arm mechanism where the length of one link is adjustable
Tongs comprising a four link mechanism (12, 20, 22, 30) wherein the links are pivotally connected together by means of parallel pivot joints (23′, 24′, 31′, 32′), wherein the link mechanism includes two mutually connected links (20, 30) ...
09/27/2005
6450070Locking plier tool
A locking plier tool of the threaded shaft design which has an adjustment dial located in the midbody of the fixed handle. This dial location affords the operator the ability to adjust the jaw gap of the tool with the thumb digit while simultaneously hand...
09/17/2002
4884479Wrench with rack and segment gear linkage
A wrench of the type having one handle member connected to a pivotal arm member at a pivot point. The handle member, and the pivot arm member terminate in a jaw member, the jaw in the handle member being fixed. Advancing a screw member causes the pivot ar...
12/05/1989
4797965Wrench with rack and segment gear linkage
A wrench of the type having two handle members pivotally connected to one another at a pivot point. Each handle member terminates in a jaw member. Advancing a screw member causes one of the handle members to rotate about the pivot point so that the jaw me...
01/17/1989
 
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