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 |
| 4077864 | Electroforming anode shields Anode shields are provided around the anode baskets in an electroforming process.... | 03/07/1978 |
| 4069131 | Mounting and holding fixture for electroplating uniform thickness metallic deposits A mounting and holding fixture for electroplating semicylindrical articles especially radial journal bearing halves produced from a synthetic thermoplastic material by the thermoplastic foaming process.... | 01/17/1978 |
| 4059493 | Anode, anode basket and method of packaging anodes An anode configuration, anode basket and method of packaging anodes within the basket.... | 11/22/1977 |
| 4039403 | Electrowinning metals A method of electrowinning metals in which the anode comprises a foraminate container containing particulate material chosen from the group electrically conducting non-polarizing compound of a metal and a non-metallic element.... | 08/02/1977 |
