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Ballistic resistant body covering
A ballistic resistant body covering for protecting the torso, groin and neck area from ballistic missiles.
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| Number | Title | Issue Date |
| 4207276 | Easily maintained bubble-cap column for the distillation of clogging and high-sediment liquids A bubble-cap column for the distillation of high-sediment or clogging liquids is disclosed, in which the bubble-cap structures comprising a bubble-cap and a neck are detachable and removable from the column and lined with polytetrafluoroethylene.... | 06/10/1980 |
