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Electromagnetic device and method of making the same
US 2,498,747 A
Filed
: 09/20/1944
Issued
: 02/28/1950
Est. Priority Date
: 09/20/1944
Status: Expired due to Term
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Current Assignee
David E. Wiegand
Original Assignee
David E. Wiegand
Inventors
Wiegand, David E.
Application Number
US02/554,945
Time in Patent Office
1,987 Days
Field of Search
US Class Current
336/212
CPC Class Codes
H01F 30/12
Two-phase, three-phase or p...
H01F 41/02
for manufacturing cores, co...
Y10T 29/49078
Laminated
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