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 |
| D559635 | Mandolin stainless steel food slicer | 01/15/2008 |
| 7311487 | Apparatus and method for repositioning warehouse shelving units A warehouse palette rack repositioning assembly which can move a palette rack in its fully loaded state from one area of the warehouse to the other area of the warehouse. The warehouse pallet rack repositioning assembly can be installed onto a pallet rack by one wor... | 12/25/2007 |
| 7291776 | Adjustable venturi for a drum A vent for a drum or drum head is provided. The vent includes a valve which is mounted on the side of the drum or drum head which can be adjusted between fully open and fully closed positions and may provide a range of settings between those two positions. A number ... | 11/06/2007 |
| 7283735 | Windshield wiper dispenser method and apparatus A windshield wiper solution dispenser located at vehicle servicing stations or fuel stations. The stations are usually located in geographic regions which are exposed to long periods of freezing temperatures. The solution dispenser is configured to maintain the solu... | 10/16/2007 |
| D552189 | Toy foam stick | 10/02/2007 |
| 7204930 | Water purification system and method An oxidation filtration system for cleaning groundwater, the system having an aeration tower and a filtration tank. Within the filtration tank is an upper chamber and a lower chamber. Contained within the lower chamber is a plurality of Styrofoam™ filter media. Se... | 04/17/2007 |
| 7156187 | Electric hand screwdriver with adjustable head An electric powered handheld screwdriver having a main body and a reaching arm. The main body has a power source, a drive motor, and a drive shaft. Attached to the outer portions of the main body are a plurality of screwdriver bits. The power source is a removable r... | 01/02/2007 |
| 7089190 | System and method for managing utility power use A system for managing utility power use by ascertaining the amount of resources to be purchased from a power supplier, identifying transactions that balance energy needs with various users, and production of schedules that maximize or minimize potential revenue from... | 08/08/2006 |
| D508820 | Spatula handle | 08/30/2005 |
| D505301 | Mandoline | 05/24/2005 |
| D503314 | Mandoline food slicer assembly | 03/29/2005 |
