Did You Know...
...that in 1800 ether was first used by partyers as a fun diversion? Sniffing the gas led to hilarious and raucous laughter as people watched each other become more and more intoxicated and silly. Several doctors independently realized the value ether would have to anesthetize surgery patients. Of those who claimed rights to the "discovery," none had a happy ending. One had a seizure and died defending his rights. Another spent his life in an asylum because he had been denied acclaim. A third became addicted to chloroform and, in a New York City jail, he soaked a cloth in the drug, severed an artery and bled to death.
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| Number | Title | Issue Date |
| 4359166 | Container closure cap A closure device for a bottle or the like wherein the closure device which, in its closed condition, comprises a pressure ring and a claw cap is fabricated of one-piece in that the pressure ring is connected with the claw cap by means of webs which are di... | 11/16/1982 |
| 4335958 | Method of copying pictures from a transparent carrier to a sensitive paper and device for its execution By means of two cylinders each composed of two interconnected discs, and which cylinders are rotatable in synchronism about a common axis and respectively transport along portions of their circumference an image carrier and a copy carrier, such carriers a... | 06/22/1982 |
| 4328637 | Snail trap A pan having a perforated bottom is within and rests on the bottom of the snail trap container which is inserted into the ground. An upwardly extending handle of the pan carries a cover and supports it above the open top of the container to serve as a rai... | 05/11/1982 |
| 4201489 | Keyboard actuatable with the aid of the fingers of at least one hand A keyboard which has support frame, or several rows of key units. Each key is movable out of an initial inoperative position by the tip of the index finger. The key of each key unit of a guide key row has a key rod and a top face on one end of the key rod... | 05/06/1980 |
| 4198114 | Magnifying optical system A magnifying optical system is described which is usable at a determined posture of the head of a user, when at least one of the user's eyes is directed onto an object's field to be magnified, which system comprises an objective, an ocular comprising an e... | 04/15/1980 |
