Title:
Machine for dispensing liquids
Document Type and Number:
United States Patent 2689530
Publication Date:
09/21/1954
International Classes:
F04B43/08; G01F11/08; F04B43/00; G01F11/02
US Patent References:
| 2017974 | Method of and apparatus for pumping concrete | | | |
| 2105200 | Surgical pump | | | |