The first match was accidentally discovered in 1826 when John Walker scraped a stick with chemicals on the end against a stone floor.
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| Number | Title | Issue Date |
| 7047648 | Spoon with extendable straw An eating utensil for consumption of liquid, semi-liquid, semi-solid, and solid foodstuffs through the use of a combination spoon and straw. ... | 05/23/2006 |
| 7014640 | Bone graft delivery device and method of use A dispensing device for granule bone graft of varying and/or irregular shape is characterized by a body defining a handle/hopper portion, a dispensing portion, and a feed system. The subject device permits reloading or refilling of bone graft at the time of use of t... | 03/21/2006 |
| 5560519 | Dispensers and dispenser arrays for displaying and dispensing bulk goods Each dispenser, which may be used for candy, is identical except for a identically sized top rectangular panel. The back, bottom, front, and a baffle are formed of one piece of thermoplastic material. A right angle bent is adhered to the top of the baffle... | 10/01/1996 |
| 5105991 | Bulk goods dispenser A dispensing apparatus comprising a product bin for storing the food product, and a regulator for controlling the flow of the food product. Extending through an aperture in the front of the apparatus is a raking member, by which the product may be manipul... | 04/21/1992 |
| 4889263 | Sealed bin container There is disclosed a sealed barrier container adapted to contain a supply of bulk food product for metered dispensing therefrom, of the type having a chamber to contain food product in a hopper, and a dispensing portion being in operative relation with th... | 12/26/1989 |
| 4874114 | Device for dispensing a predetermined quantity of a liquid A device for dispensing a predetermined quantity of a liquid comprises: a pipette (1) constituted by a rod having a substantially spherical open element at its end, the element having a calibrated internal volume; mechanical device for holding this pipett... | 10/17/1989 |
| 4718578 | Bulk goods dispenser A bulk goods dispenser having a bin for holding the bulk goods which can be removed by a manipulator mounted in a dispensing unit communicating with the interior of the bin, the removed bulk goods being temporarily collected in a chute prior to being disp... | 01/12/1988 |
| 4650098 | Sealed barrier container There is provided a sealed barrier container for containing a supply of product in bulk form and providing limited access thereto for a user to meteringly dispense a portion thereof into a product receptacle, formed by an enclosed container including a pr... | 03/17/1987 |
| 4629093 | Proportioning dispenser for powdered products Proportioning dispenser for powdered products consisting of a main body delimitating a first, filling chamber and a second, discharge chamber. The body supports a feed hopper, a proportioner operable to move between the two chambers, and a dispenser locat... | 12/16/1986 |
| 4592494 | Sealed barrier container There is provided a sealed barrier container for containing a supply of product in bulk form and providing limited access thereto for a user to meteringly dispense a portion thereof into a product receptacle, formed by an enclosed container including a pr... | 06/03/1986 |
| 4589576 | Dispenser for solid foods A dispenser is described for food products stored in buckets or bins usually of cylindrical shape lying on one side. A transparent cover is sealed to the bin, a dispensing spout communicates through the cover and a means such as a plunger or auger extends... | 05/20/1986 |
| 4522543 | Device for feeding invalids Apparatus for use in feeding physically incapacited persons comprising a spoon supported for orbital and rectilinear movement in a predetermined path, one or more receptacles, and kinematics selectively operable to move a selected receptacle into the path... | 06/11/1985 |
| 4516699 | Automatic ladling apparatus An automatic ladling apparatus for conveying molten metal from a furnace to a die casting machine or the like. The ladle dipper is carried through its ladling cycles by means of cooperating link assemblies mounted on an upright base or pedestal. The assem... | 05/14/1985 |
| 4433950 | Self-feeding apparatus and method A self-feeding apparatus and method is illustrated wherein a pivoted arm carries a spoon between a raised position for eating and a lower position for filling from a plate. The spoon is permitted to fall about its pivotal connection by gravity and then th... | 02/28/1984 |
| 4353406 | Metal casting machine The machine has a casting ladle mounted rotatably on a movable support member which conveys the ladle between a filling station and at least one casting station. The movable member carries a motorized rotary disc cam cooperating with a cam-follower which ... | 10/12/1982 |
| 4078707 | Dipping type molten metal feeding apparatus A ladle of an automatic molten metal feeding apparatus of a die-casting machine is supported by a pair of links which are driven in synchronism with a constant velocity relation whereby a lateral shift range of the pouring end of the ladle is regulated.... | 03/14/1978 |
| 4074837 | Automatically operating casting ladle apparatus An automatically operating casting ladle apparatus for the scooping up and delivery of an exactly measured amount of molten metal to die-casting machines, casting molds, etc., in which an exact positioning of the casting ladle is ensured, on the one hand ... | 02/21/1978 |
| 4022359 | Ladling apparatus A ladling apparatus for picking up a preselected amount of molten metal from a bath, and for transferring and pouring this molten metal into the cold chamber of a die casting machine. The apparatus includes an elongated transfer arm which is swingably mov... | 05/10/1977 |