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| Patents for F04B 43 - Machines, pumps, or pumping installations having flexible working members (13,111) |
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| 03/30/1976 | US3946731 Apparatus for extracorporeal treatment of blood | | 03/23/1976 | US3945770 High pressure pump | | 03/09/1976 | US3942915 Flexible tube pump | | 03/02/1976 | US3941519 Pump | | 02/17/1976 | US3938909 Single needle alternating flow blood pump system | | 02/17/1976 | US3938711 Self priming mechanism for dispenser | | 02/10/1976 | US3937599 Pumping system using solar energy | | 02/03/1976 | US3936245 Fluid compressing apparatus | | 02/03/1976 | US3935971 Double pump device for mixing two or more liquids with variable relative ratios and concentrations | | 01/06/1976 | US3930761 Portable and manually operable peristaltic pump | | 01/06/1976 | US3930756 Metering pulse pump |
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