Carbonized steel strip and method of making same
United States Patent 2294562

Inventors:
Kingston, Walter E.
Publication Date:
09/01/1942
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Assignee:
HYGRADE SYIVANIA CORP
Primary Class:
148/217
Other Classes:
428/634, 427/228, 148/220, 428/684, 428/926, 428/686, 428/680, 148/319, 428/938, 428/682, 428/679
International Classes:
C23C16/26; H01J19/00