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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| Application No. | Application Title | Issue Date |
| 20050072107 | Dimple stiffener for grain bin A stiffener is provided for use in grain bin walls which have a plurality of wall sheets. The stiffener comprises an elongated, generally U-shaped member having two opposite side members adjacent to a middle portion. The stiffener also includes side flanges formed in th... | 04/07/2005 |
