3M employee and church chorister Art Fry needed something to temporarily mark pages in his hymnal. He was in luck because his colleague, Spencer Silver, accidentally developed a glue that was too weak for other purposes. After initially discouraging consumer response, Post-it Notes became a hit in 1979.
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| Number | Title | Issue Date |
| 4945479 | Tightly coupled scientific processing system A tightly coupled data processing system having high performance characteristics, including at least one general purpose host processor coupled to host processor ports of a High Performance Storage Unit, and a Scientific Processor directly coupled to scie... | 07/31/1990 |
| 4873630 | Scientific processor to support a host processor referencing common memory An improved Scientific Processor for use in a data processing system having a general purpose host processor and a High Performance Storage Unit, and under operational control of the host processor is described. The Scientific Processor includes a Vector ... | 10/10/1989 |