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Flight recorder
US 2,959,459 A
Filed
: 08/04/1953
Issued
: 11/08/1960
Est. Priority Date
: 08/04/1953
Status: Expired due to Term
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Current Assignee
James J. Ryan
Original Assignee
James J. Ryan
Inventors
Ryan, James J.
Application Number
US03/372,343
Time in Patent Office
2,653 Days
Field of Search
US Class Current
346/7
CPC Class Codes
G01C 21/14
by recording the course tra...
G01P 15/00
Measuring acceleration; Mea...
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