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 |
| 4840509 | Synthetic resin pen unit A synthetic resin pen unit has a cylindrical outer annular member with inwardly extending bent and straight members. Each bent member has a base portion extending from the inner wall so that it is inclined with respect to a phantom line connecting the bas... | 06/20/1989 |
