Famous Patents
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 |
| 5500964 | Patient manipulating kit and method of converting a hospital bed to a patient manipulation apparatus A method for converting a patient bed or chair to a patient manipulating device by selecting a kit including a subframe having a central hinge plate carrying a pair of left and right articulated wing support devices for complementary conformity to the und... | 03/26/1996 |
