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Fluid Device Corporation Patents
Assignee:
Fluid Device Corporation
Address:
Highland Park, IL
No. of patents:
3
Patents:












Patent Number Title Of Patent Date Issued
4211249 Liquid level control system July 8, 1980
A liquid level control system is disclosed for use with a swimming pool or the like having a pool reservoir, a main drain or outlet, usually at the bottom of the reservoir, and an outlet located at a predetermined water maintenance level for the pool. The system includes fluid amplifier
4148334 Liquid level control sytem April 10, 1979
A flow regulator is disclosed for controlling liquid flow, for example, from a supply source to a receiving tank according to the liquid level in the tank. Specifically, a fluid interaction device communicating with the receiving tank causes a fluid pressure signal to be developed in res
4028441 Liquid level control system and carbonator June 7, 1977
A flow regulator is disclosed for controlling liquid flow, for example, from a supply source to a receiving tank according to the liquid level in the tank. Specifically, a fluid interaction device communicating with the receiving tank causes a fluid pressure signal to be developed in res

 
 
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