...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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| Application No. | Application Title | Issue Date |
| 20050173364 | Method for operating a container crane In a method for operating a container crane of a type having a movable trolley with a height-adjustable container spreader for loading containers to or unloading containers from a transport vehicle, in particular a ship obstacle data or target positions, or both, are ac... | 08/11/2005 |