Title:
QUALITY CONTROL CIRCUIT HAVING TIMER CONTROLLED SIGNALS
United States Patent 3508242


Inventors:
Kamberg, Eduard F.
Roberts, Richard J.
Application Number:
US3508242DA
Publication Date:
04/21/1970
Filing Date:
11/24/1967
Assignee:
CHICAGO DRYER CO
Primary Class:
Other Classes:
307/141, 340/309.4, 340/309.5
International Classes:
D06F89/00; (IPC1-7): G08B1/08
View Patent Images:
US Patent References:
3424918PROCESS STEP CONTROLLER1969-01-28
3230520Signalling controlled system1966-01-18
3188567Remote station signal system1965-06-08
2906333Time interval device1959-09-29
2457968N/A1949-01-04