Title:
Refractory lining
United States Patent 1917849
Inventors:
Fitch, Northrup Edwin
Publication Date:
07/11/1933
Export Citation:
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Assignee:
AJAX ELECTROTHERMIC CORP
Primary Class:
373/72
Other Classes:
264/30, 266/281, 266/286
International Classes:
C04B35/00
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