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Breathing demand regulator
US 3,285,261 A
Filed
: 12/21/1962
Issued
: 11/15/1966
Est. Priority Date
: 12/21/1962
Status: Expired due to Term
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0
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45
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Current Assignee
Life Support Products, Inc.
(Allied Healthcare Products Incorporated)
Original Assignee
Gerald Chaney
Inventors
Chaney, Gerald
Application Number
US04/246,425
Time in Patent Office
1,425 Days
Field of Search
US Class Current
137/505.12
CPC Class Codes
A61M 16/00
Devices for influencing the...
A61M 16/20
Valves specially adapted to...
A61M 16/206
Capsule valves, e.g. mushro...
A62B 9/027
pilot operated, i.e. contro...
G05B 2219/43183
Speed control, input is the...
Y10T 137/7766
Choked passage through main...
Y10T 137/7795
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