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 |
| 4799560 | Portable mailing scale This portable mailing scale is a small, economical, and accurate balance-type weight-scale, especially suitable for measuring light weight, such as letters, to determine correct postage. Because the scale is of the balance-type, its accuracy is far better... | 01/24/1989 |
| 4624332 | Special purpose scale A balance-type scale is provided which is made nearly substantially entirely of plastic, thereby being resistant to environmental degradation. A counter-balance weight is of metal, but is embedded within the plastic. The scale is of two-part construction,... | 11/25/1986 |
| 4384629 | Weighing device A simple, inexpensive weighing device having only one part which moves relative to the remainder of the device can be constructed utilizing a body shaped so that it will rock relative to a supporting surface when an object is placed in a holder forming a ... | 05/24/1983 |
