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Time-cycle control system
US 2,871,869 A
Filed
: 07/18/1956
Issued
: 02/03/1959
Est. Priority Date
: 07/18/1956
Status: Expired due to Term
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Current Assignee
William C. Howard
Original Assignee
William C. Howard
Inventors
Howard, William C.
Application Number
US03/598,666
Time in Patent Office
930 Days
Field of Search
US Class Current
137/82
CPC Class Codes
G05B 11/42
for obtaining a characteris...
G05B 19/066
for delivering "step functi...
G05B 19/075
for delivering a step funct...
Y10T 137/2278
Pressure modulating relays ...
Y10T 137/2409
With counter-balancing pres...
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