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Fan housing and protective grill
US 2,950,859 A
Filed
: 12/03/1956
Issued
: 08/30/1960
Est. Priority Date
: 12/03/1956
Status: Expired due to Term
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Current Assignee
Harold L. Kirk
Original Assignee
Harold L. Kirk
Inventors
Kirk, Harold L.
Application Number
US03/625,877
Time in Patent Office
1,366 Days
Field of Search
US Class Current
417/363
CPC Class Codes
F04D 29/526
Details of the casing secti...
F04D 29/703
specially for fans, e.g. fa...
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