...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 |
| 7014407 | Full-round, offset-head nail A wire nail for use with a powered nail-driving tool has a full-round head with an axis that is offset from an axis of the integrally formed shank. An outer circumferential surface of the shank is at least as offset from the shank axis in one radial direction as a c... | 03/21/2006 |
| 6969039 | Driving device for support device A driving device for driving a support device into an object. The driving device includes a driving end adapted to receive a blow from a driving tool and an extension portion extending from the driving end, the extended portion adapted to contact a shank of the supp... | 11/29/2005 |
| 6938384 | Beach towel stake Beach towel stakes anchor a beach towel in sand or soft earth. The beach towel stakes have a shaft with a pointed end to facilitate their insertion into the ground. A cap and catch hook are attached to the shaft's opposing end. A lanyard is inserted through a lanyar... | 09/06/2005 |