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US 2,765,554 A
Filed
: 01/14/1953
Issued
: 10/09/1956
Est. Priority Date
: 01/14/1953
Status: Expired due to Term
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Current Assignee
Anderson W. Carl
,
Sydney L. Dewey
Original Assignee
Anderson W. Carl
,
Sydney L. Dewey
Inventors
Carl, Anderson W.
,
Dewey, Sydney L.
Application Number
US03/331,248
Time in Patent Office
1,364 Days
Field of Search
US Class Current
40/612
CPC Class Codes
E01F 9/696
Overhead structures, e.g. g...
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