Method of coloring aluminum
United States Patent 1965269

Inventors:
Martin, Tosterud
Publication Date:
07/03/1934
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Assignee:
ALUMINUM CO OF AMERICA
Primary Class:
148/272
Other Classes:
101/463.100, 205/202
International Classes:
C23C22/84; C25D11/24; C23C22/82; C25D11/18