4. Dispensing
  5. With filter
  6. Associated with vent passage

George E. Callahan

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Atomizer for compressible containers

Fluid sprinkling – spraying – and diffusing – Combining of separately supplied fluids – Including whirler device to induce fluid rotation
Patent

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Device for measuring the density of fluids

Measuring and testing – Specific gravity or density of liquid or solid – Float operated indicator
Patent

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Dispenser for foaming of a filled liquid material

Dispensing – With filter – Associated with vent passage
Patent

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Hydrometer with improved temperature compensation

Measuring and testing – Specific gravity or density of liquid or solid – Freely vertical reciprocable float with carried indicium
Patent

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Profile ID: LFUS-PAI-P-349637

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