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 |
| 5152430 | Wall liquid soap, soap and cream dispenser A liquid dispenser is formed from a first and second plurality of containers with the first containers having a smaller height than the second containers. The rear surfaces of the containers are formed from a common back plate. A shelf is provided below t... | 10/06/1992 |
