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Usage competent hand soap dispenser with data collection and display capabilities. 

Numero di brevetto:US6707873B2
Data:1998 06 11
Inventor:

Luke P. Thompson

James L. Copeland

Ronald B. Howes, Jr

https://patents.google.com/patent/US6707873B2/en?q=Soap&oq=Soap

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Push-type soap dispenser

Numero brevetto:US5421489A

Data:1994 01 12

Inventor:

Charles R. Holzner, Sr.

Brian Phillips

 

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https://patents.google.com/patent/US5421489A/en?q=Soap&oq=Soap

https://patents.google.com/patent/US6707873B2/en?q=Soap&oq=Soap

US https://patents.google.com/patent/US6707873B2/en?q=Soap&oq=Soap

US6707873B2

US6707873B2Usage competent hand soap dispenser with data collection and display capabilities

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US6707873B2

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