U.S. patent number D338,712 [Application Number 07/778,621] was granted by the patent office on 1993-08-24 for ventilated toilet seat. Invention is credited to Wayne Schaldenbrand.
United States Patent | D338,712 |
Schaldenbrand | August 24, 1993 |
Inventors: | Schaldenbrand; Wayne (Anchorville, MI) |
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Appl. No.: | 07/778,621 |
Filed: | October 18, 1991 |
Current U.S. Class: | D23/311 |
Field of Search: | ;D23/309-312,366,371,386,387,393 ;4/213,216,217,218,234-241,347-352 |
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Disclosure Document No. 288778.. |
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