...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 |
| 7408917 | Enabling mobile stations of multiple configurations to sync to a CDMA system based on multiple protocol identifiers on multiple channels An IS-2000 Rev. A base station enables synchronization of a mobile station configured for receiving, via a sync channel, a sync channel message, based on sending a first sync channel message on the sync channel specifying a first protocol (P_REV=5), and sending a se... | 08/05/2008 |