Green and Carter - Hydraulic Ram Pump inventors and patentees. Manufacturers of Hydraulic rams, hydram, water powered pumps, vulcan ram, blake ram, easton ram and vacher ram.
Fuxus® Hydraulic Ram Water Pump Water Ram Alternative Pump | Etsy
Amazon.com: Hydraulic Ram Pump
Hydraulic ram pumps - Appropedia: The sustainability wiki
Ram pump slashes mains water cost for Devon farm - Farmers Weekly
Schematics of hydraulic ram pump | Download Scientific Diagram