...that Kleenex tissue was originally designed to be a gas mask filter? It was developed at the beginning of World War I to replace cotton, which was then in short supply as a surgical dressing.
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| Number | Title | Issue Date |
| RE40094 | Computer | 02/26/2008 |
| D558754 | Personal computer | 01/01/2008 |
| 7206198 | Portable computer with handle-cum-stand A portable computer includes a main body (10) and a handle (30). The handle can be used to serve as both a carrying handle for the computer and as a stand for holding the computer in a convenient position for use on a desk. A pair of grooves (13... | 04/17/2007 |
| D511161 | Portable chassis | 11/01/2005 |
| D504685 | Computer case | 05/03/2005 |
| D498753 | Portable computer | 11/23/2004 |
| D494965 | Portable information processing device with detachable keyboard | 08/24/2004 |
| D492302 | Business laptop computer | 06/29/2004 |
| D488806 | Computer case | 04/20/2004 |
| 5552957 | Portable computer field kit Portable computer field kit with a companion docking station. A packaging structure supports a portable computer and printer in a standard carrying case. A rectangular frame includes first and second wells which receive the computer and printer. The first... | 09/03/1996 |
| 5157585 | Compact AC-powerable portable computer having a CPU and expansion bay in an upper housing pivotally attached to a lower housing An AC-powerable portable computer has an upper housing in which the central processing and power supply portions of the computer operating system are disposed, and a base housing in which the hard and floppy disc drive portions of the computer operating s... | 10/20/1992 |
| 4680674 | Modular computer system with integral electronic bus A modular computer system having an integral electronic bus includes a number of computer components each housed in a casing. Each casing includes a standardized male connector extending from the front surface of the casing and a female receptacle, which ... | 07/14/1987 |