Did You Know...
...that while attempting to develop a super strong glue, 3M employee Spencer Silver accidentally developed a glue that was so weak it would barely hold two pieces of paper together? However, his colleague Art Fry needed the glue. Fry sang with his church choir and marked the pages of his hymnal with small scraps of paper that often fell out. He used Silver's glue to hold the papers in place. Today we call this invention Post-it Notes.
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| Number | Title | Issue Date |
| 7104519 | Adapter for touch-free operation of gooseneck faucet An adapter for retrofitting a conventional gooseneck faucet to allow for touch-free activation. The sensor unit of the adapter is attached by simply passing it over the spout of the gooseneck faucet and towards the base of the faucet where it is locked in place by a... | 09/12/2006 |
| 6939417 | Aluminum alloys having high corrosion resistance after brazing When using AA3000 series and AA1000 series aluminum alloys to produce extruded products for heat exchanger applications, by controlling the level of copper and nickel in the alloy to very low levels it is possible to produce excellent corrosion resistance both befor... | 09/06/2005 |
| 6590612 | Optical system and method for composing color images from chromatically non-compensated optics An image processing system for optical systems including microscopes which separately captures (grabs) different portions of the electromagnetic spectrum as emitted from an object as separate images. Each of the separate images are individually focused an... | 07/08/2003 |
