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 |
| 6508166 | Donut maker A donut making arrangement includes a drip tray for placement over a source of cooking heat, and a donut maker with base and cover. The base has a head defining a recess for receiving batter and cover has a lid for engaging over the recess. The head and l... | 01/21/2003 |
| 6004602 | Method for bonding food particles A method for forming and baking food particles into a unified, shaped product, e.g., shaped like pizza, has heated top and bottom plates, the mating faces of which have recesses and protrusions for molding the desired shaped product. The bottom plate is i... | 12/21/1999 |
| 5983784 | Sandwich-making apparatus A waffle-iron type cooking apparatus is used as an apparatus for cooking and forming one or more sandwiches. Each sandwich has a totally encircling cooked waffle-type substance, with a filling opening, leading to a filling cavity, on one end and with the ... | 11/16/1999 |
| 4715273 | Cooking apparatus The invention concerns a process for cooking and preferably roasting or grilling food, in particular food with an accessible cavity such as fowl or the like, wherein the food is heated simultaneously externally and internally and when preferably at least ... | 12/29/1987 |
| 4417508 | Wafer baking oven A wafer baking oven has a set of baking tongs which move through the oven to effect baking of the wafers. The oven is particularly for wafer products such as flat wafers, low hollow wafers, sugar cones, wafer cups and wafer figures. There is a baking cham... | 11/29/1983 |
| 4209569 | Baking form and method of making same An aluminum baking form is provided with internal and external coatings of aluminum oxide which are of black coloration and which contain metals other than aluminum and serve as infrared transmitters or collectors. The metal incorporated in the aluminum o... | 06/24/1980 |
