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METHOD OF FABRICATING GATE VALVE
US 3,447,222 A
Filed
: 05/31/1967
Issued
: 06/03/1969
Est. Priority Date
: 05/31/1967
Status: Expired due to Term
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Current Assignee
ITT Corporation
(ITT, Inc.)
Original Assignee
Richard C. Cousins
,
Russell W. Bunch
Inventors
Bunch, Russell W.
,
Cousins, Richard C.
Application Number
US04/648,525
Time in Patent Office
734 Days
Field of Search
US Class Current
29/890.125
CPC Class Codes
B21D 53/00
Making other particular art...
F16K 27/044
slide valves with flat obtu...
Y10T 29/49414
Joining plural semi-circula...
Y10T 29/49893
Peripheral joining of oppos...
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