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Gas flow control unit
US 2,717,100 A
Filed
: 09/29/1951
Issued
: 09/06/1955
Est. Priority Date
: 09/29/1951
Status: Expired due to Term
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Current Assignee
Arthur E. Engelder
Original Assignee
Arthur E. Engelder
Inventors
Engelder, Arthur E.
Application Number
US03/248,929
Time in Patent Office
1,438 Days
Field of Search
US Class Current
222/5
CPC Class Codes
A61B 5/0235
Valves specially adapted th...
G05D 7/0126
the sensing element being a...
Y10T 137/87169
Supply and exhaust
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