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Power controlling device for electrical heating elements
US 3,201,546 A
Filed
: 07/24/1961
Issued
: 08/17/1965
Est. Priority Date
: 07/24/1961
Status: Expired due to Term
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Current Assignee
William Richardson Douglas
Original Assignee
William Richardson Douglas
Inventors
WILLIAM RICHARDSON DOUGLAS
Application Number
US04/126,173
Time in Patent Office
1,485 Days
Field of Search
US Class Current
337/57
CPC Class Codes
H01H 2037/523
using a corrugated bimetal
H01H 37/60
Means for producing snap ac...
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