Did You Know...
...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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| Number | Title | Issue Date |
| 3973313 | Apparatus for assembling micro-filter units An apparatus and a method are provided for assembling micro-filter units having a barrel, a plug adapted to be inserted in the barrel, and a filter disc clamped between the barrel and the plug, which are characterized in that the filter disc is punched ou... | 08/10/1976 |
| 3968558 | Apparatus for and method of automatically assembling an automobile body structure An apparatus for and a method of automatically assembling a body structure of an automobile body, in which side panels are downwardly conveyed into first temporary positions over a floor panel and adjacent jig means, adjusted for proper positions relative... | 07/13/1976 |
| 3956816 | Method of transporting and constructing tanks This invention provides a method for producing a storage tank from a resilient material, such as a fiber glass reinforced plastic, in which a member is formed to a cylindrical configuration at a first location, flattened to an oblate configuration and hel... | 05/18/1976 |
| 3948616 | Apparatus for pin insertion and method A feeding and assembling mechanism for blanks having a bore and a pin for insertion into the bore comprising a feed means for the blank, and a feeding means for the pin, the discharge of the pin feeding means being above the discharge for the blank feedin... | 04/06/1976 |
| 3947947 | Conduit making machine, and method of making an article made thereby A machine is provided, for continuously making drainage conduit of two pieces, with various mechanisms for performing forming, punching, joining, sawing and ejecting functions, as material is carried through the machine.... | 04/06/1976 |
| 3945106 | Method of mounting a natural draft cooling tower A method of mounting a natural draft cooling tower having a tower mantle suspended on a central support projecting beyond the upper rim of the mantle which is clamped and tightened between a pressure ring at the upper rim of the mantle and a foundation. I... | 03/23/1976 |
| 3930299 | Methods of and/or apparatus for joining timber members A method and apparatus for end jointing timber members such as floor or ceiling joists by means of spiked timber connector plates, using apparatus incorporating equipment to position and hold the timber and automatically feed connector plates from cassett... | 01/06/1976 |
