The first commercial microwave oven was nearly 6 feet tall and weighed in at 750 pounds.
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| Number | Title | Issue Date |
| 7224867 | Holographic spectral filter Method and apparatus are contemplated for receiving from an input, an optical signal in a volume hologram comprising a transfer function that may comprise temporal or spectral information, and spatial transformation information; diffracting the optical signal; and t... | 05/29/2007 |
| 6948657 | Document verification system The present invention provides a document verification system capable of verifying whether a document is an original at low cost and with ease. A terminal device acquires, as a registered feature vector feature information indicating a feature of a nonreproducible d... | 09/27/2005 |
| 6918541 | Object identification and attribute information acquisition and linking computer system An object identification and attribute information tracking and linking computer system for connection to the communication medium of a data communication network. The object identification and attribute information tracking and linking computer system comprises a h... | 07/19/2005 |
| 6915954 | Programmable data element queuing, handling, processing and linking device integrated into an object identification and attribute acquisition system A programmable data element queuing, handling, processing and linking device integrated into an object identification and attribute acquisition system operated in either a singulated or non-singulated object transport environment. The programmable data element queui... | 07/12/2005 |
| 5444750 | Tally punch machine Apparatus for counting and selectively voiding tickets. An input bin is provided wherein a stack of tickets are initially queued. Using a conveyor, each ticket is advanced from the input bin past a sensing device. The sensing device detects the presence o... | 08/22/1995 |
| 5424522 | Card convey device and method therefor A card convey device includes a card convey unit, a punching unit, a counting unit, and a control unit. The card convey unit selectively conveys a card in a discharging direction and an opposite direction thereto. The punching unit punches the card which ... | 06/13/1995 |
| 5019695 | Puncher and method of controlling the puncher A card puncher for punching as a yardstick of use a card for getting coupon tickets on and used as tickets on omibuses and electric trains, and a method of controlling the card puncher. Data on a target quantity of conveyance of the card correponding to a... | 05/28/1991 |
| 4331863 | Punch mechanism for machine actuator cards To indicate the number of uses of a card of the type which is magnetically encoded for plural uses, a hole is punched in the card, the distance of the hole from one end of the card progressively increasing with each use. Since the card is continuously mov... | 05/25/1982 |
| 4229617 | Assembly for processing punched paper tape An assembly for processing paper tape for data processing and communication applications. The punch and reader are in a common housing which includes a self contained chad box. The assembly has a substantially flat bottom surface thus permitting the assem... | 10/21/1980 |
| 4204637 | Ticket and reading device A ticket reading device for reading a ticket having at least one row of indicia thereon as disclosed including means at a loading station for accepting the ticket and sensing its presence when presented for reading, means for moving the ticket from the lo... | 05/27/1980 |
| 4172552 | Credit card processing system A credit card processing system involving the use of a machine for reading the data encoded in the magnetic stripe of such a card and for printing such data in MICR characters, at the point of sale, along the bottom of the merchant's bank sales slip copy ... | 10/30/1979 |
| 4004135 | Jacquard card to magnetic tape archives storage and retrieval system A Jacquard card is placed in information-transfer relationship with an optical reader. Weave information, including an identification number and number of picks, is placed in a computer. The weave pattern is read row by row and pick by pick and stored on ... | 01/18/1977 |