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Magician Harry Houdini patented a "Diver's Suit" enabling the wearer to "quickly divest himself of the suit while being submerged and to safely escape and reach the surface of the water."
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| Number | Title | Issue Date |
| 6523193 | Prevention system and preventing method against infectious diseases, and apparatus for supplying fluids The present invention provides a system and method of effectively preventing infection, and provides a fluid supply apparatus capable of being preferably used for the system. A fluid supply apparatus is disposed near a doorway of a hall of an ordinary hou... | 02/25/2003 |
| 5918323 | Hospital liquid sanitation cart Mobile hospital liquid sanitation cart for convenient and safe collection and ready transport and disposal of liquid waste from patients. A cuplike receptor on flexible tubing is extended to receive waste liquid and convey it to temporary storage in the c... | 07/06/1999 |
| 5738118 | Apparatus for collecting cigarette smoke, ash and cigarette ends An apparatus for collecting cigarette smoke, ashes and cigarette ends is provided with a water path tube 5 disposed below a base plate 2 and has an appropriate inclination angle. Ash tray sections 3 are disposed on the upper surface of the base plate 2 at... | 04/14/1998 |
| 5367717 | Cuspidor A cuspidor having a substantially rounded basin with a bottom, a substantially upright surrounding sidewall and a fluid inlet spaced above the bottom adjacent one end of the basin for directing flushing fluid into the basin. The juncture between the botto... | 11/29/1994 |
| 5117511 | Liquid disposal automotive accessory Liquid disposal accessory means and method for motor vehicles. Undesired liquid or fine particulates, preferably in fluidized form, are disposed from the driver and/or passenger compartment through a funnel with a drain tube to the exterior or a collectio... | 06/02/1992 |
| 4989275 | Flushable vehicle spittoon An upwardly opening receptacle is provided including lower closure structure defining a central gravity flow outlet. A flexible drain tube includes an inlet end operatively associated with the outlet for receiving liquid therefrom and an outlet end. Struc... | 02/05/1991 |
| 4470163 | Spitting device for dental purposes A cuspidor or spitting device for dental purposes comprising a bowl formed by a lateral curved wall and a conical bottom surface with the upper edge of the lateral curved wall merging with an inclined surface portion of the upper surface of the housing an... | 09/11/1984 |
| 4165546 | Portable cuspidor A portable cuspidor supplied with rinse water and vacuum drainage through ganged flexible hoses has a hollow, enclosed cuspidor cup or bowl provided with a cushioned side wall opening against which facial areas surrounding the mouth of the patient or user... | 08/28/1979 |
| 3964112 | Dental cuspidor with fluid recirculation system A water recirculation system is described wherein the discharge of one or more dental cuspidors is rendered reuseable and continuously used in the operation of a water sealed vacuum pump in a dental vacuum discharge system.... | 06/22/1976 |
