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Method of and apparatus for multiplying and integrating variables
US 2,839,149 A
Filed
: 05/19/1950
Issued
: 06/17/1958
Est. Priority Date
: 05/19/1950
Status: Expired due to Term
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Current Assignee
Raymond G. Piety
Original Assignee
Raymond G. Piety
Inventors
Piety, Raymond G.
Application Number
US03/162,986
Time in Patent Office
2,951 Days
Field of Search
US Class Current
367/64
CPC Class Codes
G01V 1/364
Seismic filtering G01V1/37 ...
G06E 3/001
Analogue devices in which m...
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