Did You Know...
...that several people are credited with the invention of the flush toilet? Most people have heard of Thomas Crapper (1837-1910), the sanitary engineer who invented the valve-and-siphon arrangement that made the modern toilet possible. Another claimant to "the throne" was British inventor Alexander Cumming who patented a toilet in 1775. Then there's a nameless Minoan (a native of ancient Crete) who lived 4,000 years ago who supposedly was ahead of his time and created the first flush toilet!
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| Number | Title | Issue Date |
| D516112 | Eyewear mount with inwardly directed tab in bridge | 02/28/2006 |
| D513276 | Eyewear mount with recess in top of bridge | 12/27/2005 |
| D509528 | Eyewear mount with round bridge recess | 09/13/2005 |
| D509529 | Eyewear mount with square bridge recess | 09/13/2005 |
| D505970 | Sun glasses with separated visors | 06/07/2005 |
| D491600 | Eyewear mount | 06/15/2004 |
| 6052823 | Combination sun protector and sun glasses Sunglasses and a sun visor attached to a headband in an opposed configuration, such that only one or the other accessory is used at a given time. The alternate accessory is carried behind the head where it serves to close the circle of the headband. This ... | 04/25/2000 |
| 4602856 | Combined photopic and scotopic viewers for two-dimensional moving image displays A viewer for producing the illusion of three-dimensional images from two-dimensional moving image displays which includes a spectacle-like support having a frame and lateral bows on the frame for engagement with the ears of the user. The frame is made of ... | 07/29/1986 |
