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Helicopter
US 2,847,173 A
Filed
: 01/05/1956
Issued
: 08/12/1958
Est. Priority Date
: 01/05/1956
Status: Expired due to Term
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18
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Current Assignee
Lewis C. Mccarty Jr
Original Assignee
Lewis C. Mccarty Jr
Inventors
Mccarty, Lewis C. Jr.
Application Number
US03/557,516
Time in Patent Office
950 Days
Field of Search
US Class Current
244/17.11
CPC Class Codes
B64C 39/026
for use as personal propuls...
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