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Vertical discharge roof exhauster
US 3,045,579 A
Filed
: 12/07/1959
Issued
: 07/24/1962
Est. Priority Date
: 12/07/1959
Status: Expired due to Term
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Current Assignee
Jenn, Louis J.
,
John A. Payton
Original Assignee
Jenn, Louis J.
,
John A. Payton
Inventors
Jenn, Louis J.
,
Payton, John A.
Application Number
US03/857,782
Time in Patent Office
960 Days
Field of Search
US Class Current
454/341
CPC Class Codes
F24F 13/08
Air-flow control members, e...
F24F 7/025
with forced air circulation...
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