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Actor Zeppo Marx patented a "Cardiac Pulse Rate Monitor" in 1969.
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| Number | Title | Issue Date |
| 6963689 | Fiber management frame for securely retaining optical fiber connection trays A fiber management frame and an interconnection closure including the fiber management frame are provided for securely retaining optical fiber connection trays once the closure is placed into service, while also permitting access to any of the trays to reconfigure t... | 11/08/2005 |
| 4441831 | Apparatus for embossing plates of different sizes and shapes A machine for embossing cards or plates is provided with features which give it the capability of handling and feeding a wide variety of plate sizes both in length and height, and also make it possible to effectively process pieces which are of many unusu... | 04/10/1984 |
| 4360278 | Printing apparatus having interchangeable large character type fonts and tape-ribbon cartridge therefor A printing apparatus of the type having a printing station, a printing force exerting and resisting means, an image carrier and a font element with a raised character and a tape-ribbon cartridge therefor. The improvement of the present invention relates t... | 11/23/1982 |
| 4255073 | Automatic plate feeding apparatus for embossing machines A conveying system for embossing machines that emboss printing plates for address printing machines, identification devices, and the like which includes a carriage with a plate holder. The carriage is arranged in such a manner that the plate holder it can... | 03/10/1981 |
| 4238125 | Plate feeding device for embossing machines Feeding apparatus for embossing machines that produce printing plates for address printing machines, identification means, and the like, is provided with a plate carriage on which a plate holder is mounted. The arrangement is such that the printing plates... | 12/09/1980 |
| 4180338 | Automatic embossing system with document transfer Automatic card embossing apparatus includes a rotatable embossing wheel carrying about its periphery punch and die pairs for all characters available for embossing. Each character position of the wheel defines an address and the wheel is controlled for ro... | 12/25/1979 |
| 3960257 | Apparatus for conveying and engraving tokens A token engraving apparatus comprising a turret movable through a path of travel between a blank token receiving station, an engraving station and an ejection station. Gravity causes blank tokens to fall from a plurality of tubular blank token holders int... | 06/01/1976 |
