Machines in the nature of dosage dispensers for dispensing predetermined dosages of medication, adhesives, sealants, paints, pastes, fats, resins and chemicals; mechanical devices that assist in the measuring of output, namely, dosing valves, as part of dosage dispensers, dosing needles, as part of dosage dispensers, and dispensers, as part of dosage dispensers for dosing, applying, filling and spraying of liquid to pasty mediums, in particular of adhesives, sealants, paints, pastes, fats, re...