Did You Know...
...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 |
| 7261332 | Multi-position aircraft servicing pit lid latch A multi-position latch mechanism is provided for a subsurface aircraft ground servicing chamber formed by a pit having an upright interior wall and a pit lid seat disposed atop the pit. A pit lid is provided which, when closed, rests upon the pit lid seat. The latch... | 08/28/2007 |
| 7032418 | Vertical door locking system A vertical door locking system includes a door lock with a deadbolt that moves horizontally, a striker with an upward facing strike opening that vertically receives the deadbolt and a lock controller. The striker includes an electrically operated catch to engage and... | 04/25/2006 |
| 7017954 | Door latch assembly A latch assembly for a trailer roll up door has a base plate, a handle and hook assembly with a locking flange rotatably mounted to the base plate, a closed keeper to selectively retain the handle in the closed position. The closed keeper is moveably mounted to the ... | 03/28/2006 |
| 6397534 | Cover member lock for partition panels A cover member for room partitions having a frame with at least one slotted cross-member. The cover member includes a pivoting lock member having a protruding lock tab shaped for reception in a slot in a slotted cross-member of a frame. A connecting membe... | 06/04/2002 |
| 4830415 | Door latching mechanism for roll-up doors Locking latch device for use with roll-up doors on trucks and tractor-trailer vehicles which will automatically latch when closing the door and which can only be opened after a pendulous latch member is set to an unlatching position by the use of a releas... | 05/16/1989 |
| 4598941 | Pilferage deterrent device for lading, carrying vehicles, such as boxcars and the like Pilferage deterrent device for box car, container or trailer doors of the type in which the device is toward the top of the door out of reach of a person standing on the ground, and only accessible to release the latch from the top, by a person standing o... | 07/08/1986 |
| 4014572 | Latching apparatus for a truck door There is disclosed a self-adjusting latch for an overhead truck door comprising a latch bolt, a keeper, and a bolt catch all pivotally mounted at predetermined locations on a common support plate. The latch bolt has an integral actuating arm and an integr... | 03/29/1977 |
