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Respirator
US 2,699,163 A
Filed
: 06/25/1951
Issued
: 01/11/1955
Est. Priority Date
: 06/26/1950
Status: Expired due to Term
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Current Assignee
Carl-Gunnar D. Engstrom
Original Assignee
Carl-Gunnar D. Engstrom
Inventors
Engstrom, Carl-gunnar D.
Application Number
US03/233,275
Time in Patent Office
1,296 Days
Field of Search
US Class Current
601/44
CPC Class Codes
A61H 2201/0103
inflatable
A61H 2201/1238
with hydraulic or pneumatic...
A61H 2201/165
Wearable interfaces
A61H 31/00
Artificial respiration or h...
A61H 31/006
Power driven
A61M 16/0057
Pumps therefor
A61M 16/0063
Compressors
A61M 16/0072
Tidal volume piston pumps
A61M 16/0081
Bag or bellow in a bottle
A61M 16/06
Respiratory or anaesthetic ...
A61M 16/208
Non-controlled one-way valv...
A61M 16/209
Relief valves
A61M 2202/0208
Oxygen
A61M 2202/0225
Carbon oxides, e.g. Carbon ...
A61M 2205/106
reciprocating
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