-
-
3045697
-
Patent number 3,045,697
-
Issue date Jul 24, 1962
-
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
-
2627815
-
Patent number 2,627,815
-
Issue date Feb 10, 1953
-
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL