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 |
| 4376480 | Coin sorting device A coin sorting device comprises a front plate provided with a coin inserting opening, an outside returning lever and a return opening; a stationary side plate fixed to the back surface of the front plate; a movable side plate openably connected at the upp... | 03/15/1983 |
