Title:
Apparatus for washing sediment from oil tanks
United States Patent 1545896


Inventors:
John, Hanlon
Application Number:
US53979322A
Publication Date:
07/14/1925
Filing Date:
02/27/1922
Assignee:
John, Hanlon
Primary Class:
Other Classes:
15/104.33, 134/179, 220/DIG.24
International Classes:
B08B9/093
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