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Multiple valve
US 2,660,195 A
Filed
: 08/19/1949
Issued
: 11/24/1953
Est. Priority Date
: 08/19/1949
Status: Expired due to Term
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Current Assignee
Howard L. Hoke
,
Roger E. Risley
Original Assignee
Howard L. Hoke
,
Roger E. Risley
Inventors
Risley, Roger E.
,
Hoke, Howard L.
Application Number
US03/111,110
Time in Patent Office
1,558 Days
Field of Search
US Class Current
137/15.01
CPC Class Codes
F16K 27/062
with conical plugs
Y10T 137/0402
Cleaning, repairing, or ass...
Y10T 137/86839
Four port reversing valves
Y10T 137/8737
Water treatment feature
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