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3221798
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Information
Patent Grant
3221798
References
Source
Patent Number
3,221,798
Date Filed
Not available
Date Issued
Tuesday, December 7, 1965
59 years ago
CPC
F04B53/109 - inlet and outlet valve forming one unit
F04B11/0025 - the spring fluid being in direct contact with the pumped fluid
F04B17/042 - the solenoid motor being separated from the fluid flow
F04B43/04 - Pumps having electric drive
F23K5/04 - Feeding or distributing systems using pumps
F23N1/022 - using electronic means
F23N5/045 - using electrical or electromechanical means
F23N2027/10 - Sequential burner running
F23N2033/08 - with variable speed
US Classifications
236 - Automatic temperature and humidity regulation
417 - Pumps
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