Patent US1157655 - RESUSCITATING

Patents

Inventors: GEORGE M. MAYER, GEORGE M. MAYER
Current U.S. Classification: 128/205.18

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Citing Patent	Filing date	Issue date	Original Assignee	Title
US4071025	19 Sep 1975	31 Jan 1978	Ruth Lee Hesse	Lung-venting apparatus
US4167184	28 Dec 1977	11 Sep 1979	Ruth Lea Hesse	Lung-venting apparatus
US5345929	15 Dec 1992	13 Sep 1994		Pumping device
US7980244	17 Jul 2007	19 Jul 2011	NeoForce Group, Inc.	Emergency pulmonary resuscitation device