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 |
| 5335811 | Perforated paper towel dispenser A dispenser for dispensing a sheet of perforated paper towelling off a roll of paper towelling. The dispenser has a casing with a mounting for the roll in its upper portion and an outlet at the bottom. The outlet is substantially narrower than the width o... | 08/09/1994 |
| 5318210 | Paper towel dispenser (swing bottom) A dispenser for dispensing paper towelling from a roll. The dispenser has a casing for holding the roll. The casing has an open bottom. A bottom member is mounted on the casing. The bottom member is movable between a closed position where it substantially... | 06/07/1994 |
| 5219092 | Dispenser for folded paper towels A dispenser for dispensing folded, interleaved towels. The dispenser has front and back walls joined by side walls and a bottom wall with a central paper towel dispensing slot therein extending between the side walls. The dispenser has supports on the inn... | 06/15/1993 |
| 5135179 | Paper towel dispenser with brake A dispenser for dispensing a paper sheet from a paper roll having a core. The dispenser can have a spindle made of two separate sleeves. The sleeves are inserted in opposite ends of the core and frictionally retained therein. A support is rotatably mounte... | 08/04/1992 |
| 5100075 | Core removing tissue dispenser The invention is to a spindle for use in mounting a toilet paper roll thereon, and more particularly, for use in mounting a coil of toilet paper, without the core, on the spindle. The spindle has a flange near its outer end that stops movement of the core... | 03/31/1992 |
| 5058792 | Bathroom tissue dispenser (large roll) A large roll toilet paper dispenser having means for dispensing the toilet paper in a twice folded-over condition to strengthen the paper. The twice folded-over dispensed paper permits thinner paper to be used. The dispenser can also have means for minimi... | 10/22/1991 |
| 5009313 | Bathroom tissue dispenser (spindle release) A two-roll toilet paper dispenser having a vertical spindle with stop means part way up the spindle. The stop means divides the spindle into a lower portion on which a first toilet paper roll is mounted in an operative position and an upper portion on whi... | 04/23/1991 |
