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Rateau SA
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Rateau SA
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Publication of FR804440ApublicationCriticalpatent/FR804440A/en
F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
F15B21/00—Common features of fluid actuator systems; Fluid-pressure actuator systems or details thereof, not covered by any other group of this subclass
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Engineering & Computer Science
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Chemical & Material Sciences
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Analytical Chemistry
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Physics & Mathematics
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Fluid Mechanics
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General Engineering & Computer Science
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FR804440D1935-07-201935-07-20
Device for preventing backflow of liquid from one container to another
ExpiredFR804440A
(en)