...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 |
| 7322146 | Fishing net retraction system A fishing net retraction system for efficiently retracting a receiving net during non-use to avoid entanglement while allowing expansion of the receiving net upon receiving a fish. The fishing net retraction system includes a base attachable to a handle of a fishing... | 01/29/2008 |