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Composite low rate spring and shock absorber
US 3,130,964 A
Filed
: 06/07/1962
Issued
: 04/28/1964
Est. Priority Date
: 06/07/1962
Status: Expired due to Term
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Current Assignee
Frederick W. Johnson
Original Assignee
Frederick W. Johnson
Inventors
Johnson, Frederick W.
Application Number
US04/200,818
Time in Patent Office
691 Days
Field of Search
US Class Current
267/152
CPC Class Codes
B64D 1/14
Absorbing landing shocks
F16F 3/12
the steel spring being in c...
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