...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 |
| 4717531 | Fuel transfer system upender using translation drive A fuel transfer system for a fuel container (26) within a nuclear reactor facility includes a transport car (10) for transporting the fuel container (26) through a transfer tube between a reactor containment handling pool and a spent fuel storage pool. Th... | 01/05/1988 |
| 4312149 | Transfer mechanism utilizing a pivotable holding member A transfer mechanism for use in a toy of the type incorporating "ball people" figurines to transfer the figurines from one location to a second location includes a base radially displaced from both the first and the second locations and a carrier which is... | 01/26/1982 |