Title:
PROCESS OF PROTECTING METAL ARTICLES HEATED BY THE COMBUSTION OF POWDERED COAL.
United States Patent 1167472


Inventors:
BARBA WILLIAM P (US)
Application Number:
US1914857110A
Filing Date:
08/17/1914
Assignee:
MIDVALE STEEL COMPANY
Primary Class:
Other Classes:
44/501, 44/504, 44/603, 110/343, 110/347
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