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diagnostics digital thermometers flexi tip hard tip non contact blood pressure monitors digital & automatic b.p. monitors aneroid b.p. monitors stethoscope respiratory care vaporizers/ inhalers pulse oximeter nebulizer anti-snoring devices cpap, bipap, apap devices allergy prevention and relief air purifiers...
the screws counter rotate, voids of increasing volume in front of the rotor chamber are created, drawing in the process gas. compartments of the gas are trapped within the spaces between the rotors and the housing, and are transported to the discharge, with each turn of the thread serving as a pump...
diagnostics digital thermometers flexi tip hard tip non contact blood pressure monitors digital & automatic b.p. monitors aneroid b.p. monitors stethoscope respiratory care vaporizers/ inhalers pulse oximeter nebulizer anti-snoring devices cpap, bipap, apap devices allergy prevention and relief air purifiers...
diagnostics digital thermometers flexi tip hard tip non contact blood pressure monitors digital & automatic b.p. monitors aneroid b.p. monitors stethoscope respiratory care vaporizers/ inhalers pulse oximeter nebulizer anti-snoring devices cpap, bipap, apap devices allergy prevention and relief air purifiers...
diagnostics digital thermometers flexi tip hard tip non contact blood pressure monitors digital & automatic b.p. monitors aneroid b.p. monitors stethoscope respiratory care vaporizers/ inhalers pulse oximeter nebulizer anti-snoring devices cpap, bipap, apap devices allergy prevention and relief air purifiers...
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