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Telegraph signal bias meter
US 2,587,561 A
Filed
: 10/12/1950
Issued
: 02/26/1952
Est. Priority Date
: 10/12/1950
Status: Expired due to Term
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Current Assignee
Harold F. Wilder
Original Assignee
Harold F. Wilder
Inventors
Wilder, Harold F.
Application Number
US03/189,707
Time in Patent Office
502 Days
Field of Search
US Class Current
178/69.00A
CPC Class Codes
H04L 1/248
Distortion measuring system...
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