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 |
| 5813200 | Packaging and disposal system A packaging and disposal system for sealing waste and related materials within flexible plastic tubing for odorless and sanitary disposal. Improvements in the latch, including the addition of a transverse mounted latch spring, and improvements in the supp... | 09/29/1998 |
| 5523519 | System for facilitating safe transfer of hazardous material A sealed system for facilitating the safe transfer of hazardous material through a port in the floor of a containment enclosure to an open topped storage container positionable in precise axial alignment below the port and supported on a lift cart for ver... | 06/04/1996 |
| 4730367 | Apparatus and method for producing sausages In an apparatus and a method for producing sausages, an apparatus comprising a tubular member for feeding a flowable meat mass and a roll of a strip like film mounted thereon, bending means axially mounted around said tubular member for converting the str... | 03/15/1988 |
| 4614005 | Method and means for linking encased meat products A linking apparatus is provided for forming links in product-filled casing. The apparatus includes two rotatable pulley assemblies and two belt assemblies rotatably trained about the respective pulley assemblies. The belt assemblies are spaced apart from ... | 09/30/1986 |
