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Patent No. 6681419

Forehead support apparatusĀ 

A forehead support apparatus for resting a standing users forehead against a wall above a bathroom commode or urinal or beneath a showerhead.

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Inventor: Cheon-Sup Kim


Address: Suwon, KP
No. of patents: 1
Last patent issue date: 04/18/2000

NumberTitleIssue Date
6052001Method and circuit for varying transconductance and variable bandwidth filter and variable gain amplifier using the same
A variable transconductance method and circuit is disclosed along with a filter and an amplifier using the same. An output transconductance is set by selectively adding at least two transconductances which are set according to a select signal for variably...
04/18/2000
 
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