4. Measuring and testing
  5. Fluid pressure gauge
  6. Diaphragm

Gustaf Jarnefelt

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Device and method for determining gas volume and volumetric...

Surgery – Respiratory method or device – Means for supplying respiratory gas under positive pressure
Reexamination Certificate

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Method of straining a diaphragm and a device therefor

Measuring and testing – Fluid pressure gauge – Diaphragm
Patent

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Profile ID: LFUS-PAI-P-1862266

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